Ubooop Hand Warmers Rechargeable,2Pack 10000mAh Smart

Ubooop Hand Warmers Rechargeable,2Pack 10000mAh Smart Digital Display Electric Portable Pocket Heater, 3 Levels Heating, Perfect for Camping, Hunting, Golf, Great Gift(Black)


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Why choose our hand warmers ?

The howling wind and snowy winter make it hard to keep warm even with gloves on. Therefore, we provide a small and portable hand warmer that can be used for a long time, heat up quickly, convenient portableand. We wish it can accompany you through the cold winter.

What will you get ?

2 x Hand Warmer

2 x USB Cables

1 x Manual

1 x Box



Size: S
Dimensions: 20 x 13.2 x 5.1 cm; 20 Grams
Brand: Ubooop
Model: N2
Colour: Black
Batteries Included: No
Manufacture: Ubooop
Dimensions: 20 x 13.2 x 5.1 cm; 20 Grams
Size: S

63 Responses

  1. ElvisHollingswo says:

     United States

    Keeps your hands really warm. Too bad your hands have to come out of your pockets, eventually.

  2. JamaalCannon says:

     United States

    Better charging and use display than others I’ve had. stays hottter longer.

  3. Anonymous says:

     United States

    I bought these as a Christmas gift and the recipient loves them!

  4. Anonymous says:

     United States

    Product is easy to hold and heats up quickly. They lasted about one hour and then died

  5. Anonymous says:

     United States

    Given as gift. Brother-in-law loved them. He goes to hockey games and football

  6. Anonymous says:

     United States

    Battery life is great. A little thick to hold in hand, but work well .

  7. GeorgetRkr says:

     United States

    Got for my husband and he’s in heaven because he has poor circulation and now his hands are warmed whenever he feels like it!

  8. Anonymous says:

     United States

    Ergonomically fits in your hands comfortably. Warms up at different settings very quickly. Love the different heat settings. Batteries last very nicely before needing recharged

  9. Anonymous says:

     Canada

    I was getting neurological pain in my hands and feet and found a heating pad helped, however the pain returned when I went out for a walk so I decided to try these hand warmers. I was amazed at the quality of heat and they kept warm for over an hour in my parka pockets or in mitts. I take them to bed when often as they work better than a heating pad before I go to sleep.

    An excellent product – I bought several more for friends.

  10. Anonymous says:

     United States

    Gamechanger for my Reynaud Syndrome. Purchased for cold walks, but using lots for cold hands, nose, ears…. Great product. Had to return 1st set. Prompt exchange. New product working great! Will probably be purchasing a set for my hubby’s winter golfing! Charges fast! You will need a C cube to plug the cords into.

  11. Anonymous says:

     United States

    I bought them for my husband who has dementia – he is not able to remember to hold them, so I have been using them. They are really warm. I can actually only tolerate the lowest temperature (40C). The higher temps are probably good if you are wearing gloves or mittens outside, but beware. Don’t let anyone who is impaired or who has diminished sensation in their hands use these without supervision.

  12. Desire Athow says:

     United States

    Bought these for my daughter and grand kids in North Carolina cause they are homeless right now and they absolutely love them. They heat up super fast.

  13. Anonymous says:

     United States

    These small hand warmers work great. I use them on the lowest setting and they last for hours. I’ve also used them to recharge my cell phone. I gave a pair of them to my friend for Christmas too, he gives them 5 stars as well. Good product, I would buy them again.

  14. MissZippy says:

     United Kingdom

    These have really got me through some cold spells. My hands and feet are always the extremities to feel the bite of cold first, so I was eager to try these out. They do not disappoint!

    Easy to charge (they charge individually so you’ll need two ports). They have a very handy display where you can see your remaining charge as well as the current temperature which you can cycle through 40/50/60.

    The battery life is pretty decent too, depending on how long you’re using them for. It was a few days before they needed recharging. I’ve been showing these to friends who now plan to get some of their own. They really are ideal.

  15. WildaN08lhsdp says:

     United States

    My dad has Parkinson’s and his hands get cold very easy.

    He really likes these because he can put them in his pocket and keep his hands warm at home or when out and about.

    Best gift eve

  16. Anonymous says:

     United States

    I gave these as a gift and the things that are liked the best are how hot they get and that they can act as a phone charger.

  17. Anonymous says:

     United States

    I got these because it’s cold in Pa and I have a dog who has to be walked. These kept my hands and legs warm depending where I put them. My only downside was that the batteries run out in about two days. Other than that these are perfect.

  18. Anonymous says:

     United States

    I really like the style and size they fit perfectly in my hands. I also like the three settings the only thing I am not pleased with is the battery life, I wish they could last longer.

  19. Anonymous says:

     United Kingdom 🇬🇧

    Supposed how warm the high setting is. It’s very comfortable and they are a nice shape to hold it your hand. Certainly recommend them

  20. Anonymous says:

     United States

    Battery life last a very long time. Set on 40 which is still very warm lasted about 8 hours. They need a rubber grip as they are to slick. All year around use as a hand warmer and phone charger is great. Highly recommend. Great gift idea, many people loved them!

  21. Anonymous says:

     United States

    These are by far the warmest handwarmers I’ve tried so far. It comes two in the pack with charging cords for both. They are easy to use and can charge your phone if needed as well. The battery life on these are okay. On low they lasted me six hours, on high they lasted half that. Be sure to use the cords that come with the charger, as smaller cords don’t seem to allow them to charge as fast. I charged them between hunts, and with the provided cords and a Samsung phone charger they were reading 100% from 25% in two hours. Very impressed with these and how well they heat, even on the low setting.

  22. Alecia says:

     United States

    These hand warmers are wonderful. They heat up quickly (3 heat settings) and the battery life has been great so far. And I love that this was a 2 Pack.

  23. CassandAra says:

     United States

    Convenient size to fit inside of gloves or pocket. Battery life could be better but lasts about 40 minutes at highest setting. Happy with the product overall.

  24. FredricAyz says:

     United States

    They work well. I like the display to know the temp and battery life. My other ones don’t have that feature. The 2 pack is a nice savings over just buying one. I have recommended these to friends and family.

  25. Anonymous says:

     United Kingdom 🇬🇧

    These hand warmers have a nice rounded rectangular shape which makes them comfortable to hold. They are fairly quick to charge up and they become pleasantly warm. The warmth does not last as long as I hoped. I am using them at home as my house can be chilly. They are great for that but I would not take them on a long walk.

  26. LaureneLondon says:

     United States

    Battery doesn’t last as long as I hoped. Only need to have on lowest setting, because anything else feels like it will burn your hand.

  27. ArmandDunrossil says:

     United States

    I bought these for my dad in Wisconsin because his hands are always frozen. He said that these are wonderful and stay warm for a very long time and loves that he can recharge them!

  28. Anonymous says:

     United Kingdom 🇬🇧

    Golden Review Award: 2 From Our UsersComfortable in the hands as they do NOT have a flat side like the ones which snap together. However, the batteries inside are not as stated 5Ah each but roughly half that (2.3-2.85Ah)! These would be fabulous if they’d lasted longer. Empty before 3 hours on the 40C setting whilst warming hands in pockets 🙁
    Hope to exchange for new pairs with proper capacity batteries….

  29. nufurlipos says:

     United States

    These are great for keeping your hands warm at outdoor events, camping or wherever you are when it’s cold. The battery life doesn’t last as long as I would like before needing to be recharged but they are comfortable, easy to hold and do the job.

    These are great for keeping your hands warm at outdoor events, camping or wherever you are when it’s cold. The battery life doesn’t last as long as I would like before needing to be recharged but they are comfortable, easy to hold and do the job.

  30. Anonymous says:

     United States

    So far so good we have been using these hand warmers for ice fishing and we have loved them. The battery could last a little longer but they work good.

  31. Contributing Writer says:

     United States

    Golden Review Award: 2 From Our UsersThese hand warmers make a big difference when you keep them in your sweatshirt or jacket pocket. They make cold days and nights more bearable. They make your hands and body feel warmer when you hold them. On the lowest setting they lasted about 1.5 hours on a full charge. They charge quickly which is nice. The are a comfortable shape to hold. I recommend getting a few pairs if you have a family because they are going to want to use yours while you are out when they see the cold doesn’t bother you.

  32. MarinaJ75v says:

     United Kingdom 🇬🇧

    They work really well, heats up fast, the heat has three temperatures, automatically lowers the temperature once it gets hot enough this is amazing. Great for value, easy to use and easy to charge with the charging cable but no plug, luckily I have spares. I love the way you represented this all lovely and wrapped up in the box best eve

    It does exactly what is says.

  33. Anonymous says:

     United Kingdom 🇬🇧

    I liked the feel of these hand warmers. The shape fits into your hand well and the smooth and sleek design is comfy to hold. The hand warmers are almost the shape and size of a computer mouse and they can fit in a pocket or bag easily. I charged mine for an hour before use and on switching them on, although it showed as having 100% battery charge, I found it ran out after just over 2 hours. Although I did have on the highest setting, at 60 degrees. Not bad for a quick shopping trip, but not good for a hike or camping trip. To turn them on, you press and hold the button, this then gives you a temperature of 40 degrees. Press again for 50 degrees and again for 60 degrees. To turn them off, you press and hold
    again. Overall, a nice handwarmer set, with double-sided heating, and quick heat up, it takes around a minute to heat up. The C Port did not seem to charge my iPhone at all, but I assume this was because it would take longer anyway, not being the designed charger for my phone. A little expensive, but ok for a couple of hours of good heat.

  34. Anonymous says:

     United States

    We use these for Cold Football games, they work great and even recharge your phone.

  35. Anonymous says:

     United States

    I got two of these and they both stop working when it hits 20% and they only last 2hrs long so its kind of a bummer but when they are useable its nice

  36. SashaWadezoq says:

     United States

    I took these hand warmers to a campout in early November. It was a bit chilly, so they definitely helped keep me warm. At the lowest warmth setting of 40C, the battery lasted several hours, fit comfortably in my hand, and did not take too long to recharge. Having two was very convenient, as I could charge one while using the other.

  37. Anonymous says:

     United States

    Golden Review Award: 3 From Our UsersI tried the hand warmers right out of the box and it heated up right away. Came in the house from maybe 50 degree weather and heated up no problem. The feel of the warmers is nice and doesn’t seem to big. If I had to make one suggestion, it would be to size it down, whether it be slimmer or not as big longwise it would be near perfect.
    **UPDATE** They don’t last very long. I needed these for continuous warmth for at least 5 hours and they lasted for 3 hours. If you need them to last longer than 3 hours I recommend using one for three and the other for another 3.

  38. Anonymous says:

     United States

    Golden Review Award: 10 From Our UsersPros:
    – They get hot and can also charge a phone, i.e., function as advertised. Nice.
    – The little LED “display” tells you approximately how much battery power is left, which is more than you can say for most little portable phone batteries.
    – The connector to charge them is USB-C, which is convenient, as everything is moving to USB-C.
    – They’re comfortable to hold, and not as heavy as you’d think based on their size.
    – Same price as competing brands, except that you get two instead of one!

    Cons:
    – The heating can be a little inconsistent. On the same setting it will sometimes get very hot, and sometimes a little cool. I guess it probably depends on how you’re holding the warmer relative to its temperature sensor, but I don’t know where the temperature sensor is, so, oh well.
    – The battery quality/life might be a bit questionable. There have been a couple times when one showed 50% charge and then died a minute later. If you really need a hand warmer to last for a specific number of hours, this might not be the product for you.

    Overall, considering the price, this is an easy five-star review.

  39. ShadULVJrpxoni says:

     United Kingdom 🇬🇧

    These are a good shape for hand warmers and do indeed work.

    The units have a nice display to set the level and see the charge status.

    I have found on the lowest of the three settings is fine and work on that setting for about four hours.

    They can also be used as a power bank if you are desperate.

    I like them and in these days when room heating can be rather expensive they can help keep your bill down.

  40. Gillian Loney says:

     United Kingdom 🇬🇧

    I was really surprised how quick these heat up, putting them inside a pocket or even a glove gives a nice cosy warm sensation without being too hot at all. Good level of heat compared to the bitter outside especially in windy conditions. Suitable for adults or children as there is no danger of these becoming too hot in my opinion.

    Love the added function that you could also use these to charge a device when not being used for warming, the USB-C makes these up to date with current cable standards too so you aren’t forced to look for an old micro-USB or something.

  41. Solomon20N says:

     United Kingdom 🇬🇧

    Wow these hand warmers are potentially life changing for my mum who suffers with Raynaud’s syndrome. When I told her that I had some electronic hand warmers she flew over for a look. Within a few minutes of seeing her holding them and how happy and relieved it made her look I decided she should have them! Well a few weeks on and she said it has helped her so much. She was at the point of tears quite often after walking the dog something she does everyday what ever the weather. She has said that having these hand warmers have taken the severity of the pain away and now doesn’t worry about getting cold hands.
    You have 3 temperature levels, turning the hand warmer on sets you at 40c this takes around 1 minute to heat up maybe a little less, the next level is 50c and finally 60c This is mine and my mums preferred setting wow it’s hot! It took maybe 1 minute to 1 minute and a half to fully heat to 60c! To turn the device you of can long press the power button, if you give it a quick click while on this will let you know power level.
    You can also use this to charge your phone or other usb devices if you need to!
    The black model is currently on offer at 23.99 I think this is a great low price for something that has helped my mum so much.
    I am so happy I was able to help her thank you!
    I hope this review has helped you with your purchase.

    Wow!

  42. GerardoZLP says:

     United States

    The order arrived on time. The hand warmers work well. They are easy to hold. Cannot speak to battery life as have not used them enough for a charge yet. The hand warmers appear to be just as advertised.

  43. Terra H. says:

     United Kingdom 🇬🇧

    Priced at 27.99 for this hand warmer is quite expensive in my opinion, however this works really good and is super convenient- especially in these winter nights! Charges really quick and the battery lasts a fair amount of time. Warms up within seconds and genuinely keeps your hands nice and warm. Quite happy with this and would recommend. Can’t wait for the snow especially, this would be great then especially!

  44. EnriqueKellerma says:

     United States

    These work great. They heat up super fast and work so much better than the disposable ones. I put them in my coat pocket and use them at football games and cold days outside.

  45. NigelBatts says:

     United States

    I use the hand warmer at my bowling alley because my hands are always cold and I would ask my teammates if my hands felt cold. I don’t ask anymore because I know my hands are “warm”.

  46. Anonymous says:

     United Kingdom 🇬🇧

    Not the biggest capacity at 5000mAh each, but does well as a dual usage.
    One in each pocket or one for you and me.
    Radiates heat on both sides, great for out and about- or even indoors.
    Good for those walk the dog or hiking trip. Also Xmas market, just additional heating on the move, then the normal clothings.
    The outer indicator showing every quarter of usage ( % ) and the inner one with 40/50/60c.
    Great price at 30 for a pair, would be nice if the USB C can do charge out and PD.

  47. Paolo Vidali says:

     United Kingdom 🇬🇧

    Slim hand warmers with a nice design, LED display, single button activation and USB output.

    These hand warmers are about the same size and a modern computer mouse, given the shape of them I believe these are suited for pockets as the flat side would sit against your skin then you cup your hand over them which is pretty comfortable, turning on and off or cycling through the modes is easy to do without having to take them out of your pockets.

    Turning the device on by holding the power button activates the 40c mode which took 50 seconds to fully heat up, the next click activates 50c and lastly 60c I’d say from feeling it heat up, the gradual temp increase takes around 20-30 seconds.
    Holding the power button while active will turn the warmers off but while off a single click of the power button will display the battery level of 25%/50%/75%/100%.

    Each hand warmer device also has a USB output for charging your phone using the devices battery which is always useful!
    I didn’t come across any problems charging my phone with either of the hand warmers, from 5 minutes of charging I gained 4% battery which is pretty good and very useful!

    Charging from 25% to 100% took just 15 minutes but the 100% light kept flashing for quite a while so I’m not sure if it was done as most devices usually have a solid light to signify it’s full, charging from 25% to 75% was very fast though!

    Charging phone:
    29% @ 4:18pm – Warmer 75%
    49% @ 4:48pm – Warmer 25%

    These rechargeable hand warmers are great and do the job very well! Some are better than others and these are some of the best ones I’ve tried due to having more settings and more compact than other products on the market! 29.99 might seem expensive but when it’s winter and you have these babies in your pocket warming your hands, that price won’t be a facto

    Great Hand Warmers, Battery Life Is Good

  48. Anonymous says:

     United Kingdom

    Golden Review Award: 2 From Our UsersLovely set of handwarmers, these are super compact and fit easily in my pockets. The charge lasts a long time and they are quick to recharge. These are perfect for long walks in the cold weather.

  49. Anonymous says:

     United Kingdom 🇬🇧

    These are great hand warmers that double up as two power banks. You can choose between three levels of heat and also see the battery life. It doesn’t take long to heat up and they are nice to hold.

    It’s a shame these don’t come with any sort of pouch or case to look after them in my bag. Other than that, great product.

  50. Anonymous says:

     United Kingdom 🇬🇧

    The shape of the product means it is comfortable to hold in each hand. Perfect for winter and people (like me) whose hands get cold very easily. A very portable device which is easy and convenient to charge too.

  51. MargeneDelmonte says:

     United Kingdom 🇬🇧

    These hand warmers are a large size and get warm on both sides.
    They are easy to use by pressing and holding the power button then picking your heat level.
    They can also be used as a powerbank which is great.
    Usb C charging is very welcome.

    They get warm on both sides

  52. themummyblogger says:

     United Kingdom 🇬🇧

    This two pack of hand warmers is great value, and the devices themselves are great for winter use.

    The hand warmer is activated by holding down the on button, and then further presses moving it through the three heat settings, the the temperature (40,50,60) showing on the digital display.

    It is charged using the supplied USB C cables, with the charge level showing on the digital display. Out of the box mine was at 75%, so could be used straight away.

    These days a power bank is essential kit for days out, so combining it with a hand warmer makes it even more essential kit, I expect paddle boarding in winter will make these an essential part of my kitbag.

    Great handwarmer/power bank combinatio

  53. EmmanueKiek says:

     United Kingdom 🇬🇧

    I suffer from terrible circulation due to my thyroid and always struggle in the colder months with keeping warm. These are brilliant, just charge them up and pop them in your gloves! They give off a lovely heat and work perfectly!

  54. Anonymous says:

     United States

    I have used this product for a week, its battery lasts almost 5 days. After turning it on, it warms quite fast, and the size is fit into my coat pocket. I can say that this hand warmer is perfect for a long and cold winter time

  55. Anonymous says:

     United Kingdom 🇬🇧

    These hand warmers are good quality and very easy to use. There are two charging cables so they can each be charged at the same time, and in different places if you share the hand warmers with another person. They can provide a gentle background heat or a toasty heat for very cold situations. They do what they say they will do without any problems. They look and feel as if they would last a long time. Well designed and well made.

  56. DarlaMcGarry says:

     United Kingdom

    These are perfect for winter dogs walks! This duo means that you can use for both hands at once (you do usually only receive one in a set) which is so much better! The quality is great and you can choose from three heat levels with clear direction on the LED screen. Charging is simple and quick; battery life very good and lasts a good couple of walks! Reasonable price.

  57. DamarisParrott says:

     United Kingdom 🇬🇧

    Have you ever been fortunate to receive a gift of an item that you would never think to purchase but found you cant live without?well in my opinion this is exactly what these hand warmer/chargers are. Press the small button on the top to select one of three heat settings which are indicated by the led display which also shows battery life so no need to guess when you need to charge them. Warms up quickly and gives a comforting or very warm heat. Ideal when out and about or to give relief to arthritic joints.
    However what is even better is that these double as powerbanks to charge electronics such as a mobile phone which can be helpful when also away from a convenient power source.
    However note you cant charge a device and use as a hand warmer simultaneously but as you have two of these its no problem.
    Supplied with a twin charging cables. If you are thinking of buying one as a gift I suggest buying two as you will want one too!

    Wallet, keys, handwarmer....dont leave home without them

  58. Anonymous says:

     United Kingdom 🇬🇧

    Fantastic item, going to be amazing for keeping ones hands warm on the bus in the morning

  59. LorenzaWirth says:

     United Kingdom 🇬🇧

    Fits nicely in the hand. Very good value for money at 25-30 for 2 items. I like my hands to be toasty warm so have it on the top 2 settings 50* and 60* Celsius, it gets lovely and warm, well more like hot – absolutely perfect. When you turn it off it cools down quickly so safe for your bag and not at risk of causing burns to other items.

    It charges by a USB-C cable, so something we all have at home. The 2 pack actually comes with 2 cables so you can charge both of them at once provide you have 2 USB ports. To turn on/off just hold down the main button, to change temperature just click the button rather than holding.

    It heats up quickly so remember to start off on the cooler setting if using when your hands are already cold to prevent causing pain or damage to the body as not everyone may be able to tolerate the high setting especially when at risk of hypothermia.

  60. Anonymous says:

     United Kingdom

    If only we had these things years ago, this is great if you suffer with arthritis pain in the palm as well as keeping your hands warm in general. I had it on lowest setting too only 40c and it was warm enough to heat my hands up in no time at all. Heats up within seconds love it. This would make an elderly person a great gift. Now all we need is one for our feet (I should have copyrighted that idea)

    Wow ingenious idea

  61. RoxannaEssex says:

     United Kingdom 🇬🇧

    I am very amazed with this prodct. This is a perfect solution for traveling in train on everyday commute when train is cold. I was using some one time use hand warmers they worked but I am not happy about the wastage. These handwarmers are great they work so well you get two hand warmers each of them 5000mAH and have 5V/2V input. The power button is the same button to activate teh heat there are trhee modes. I stayed at the lowest one which is 40C. Battery backup is decent price ins decent they are not heavy and then the second thing is they are power bank so theyc an easily used as power bank and with the same button and there is one USB C and one normal USB port for charging.

    Best solution and they ehats up imediately once you activate the button by long press and instructions came with this product was very clear and easy to follow.

    Wow!! its actually works

  62. ZFBRosaoaxfaoxw says:

     United Kingdom 🇬🇧

    These rechargeable hand warmers are amazing!! They are great for on the school run, I hold them in my hands in my pocket. They will also be really handy for my partner who fishes a lot.

    I like that they also double up as a power bank to charge your devices from and have a display clearly showing you the heat you have selected and the battery percentage.

    The hand warmers have 3 heat settings 40oc, 50oc & 60oc and they defo warm your hands up!!

    The box contains two hand warmers and 2 usb charging cables. At 25.49 you can’t go wrong

    Cold hands are a thing of the pas

  63. ShauWgq2ql says:

     United States

    Golden Review Award: 8 From Our UsersOnly had a day and used once but REALLY liking it so far! (2 pack but have only used one) Came 75% charged.(haven’t turned on 2nd yet) I have raynauds so my hands and feet are always cold. Our weather turned cold a few days ago and I was miserable! This warmed quickly. The 3 settings are great….I started on highest setting but quickly was able to turn to the lowest and last for several hours. When it needed to be charged I set a timer for an hour to see how much would be charged and was at 100% already.
    I love that it heats on both sides and the top is rounded so fits in hand. I will update later with a picture and anything else but right now, this is my favorite gadget! And I will be happy at the football game next saturday!!!
    Update… took less than an hour to charge from 25% to 100%. Still loving my warm hands because of this device! Like holding a hot cup of tea

    Warm hands finally!