SwitchBot IP65 Indoor Outdoor Hygrometer Thermometer

SwitchBot IP65 Indoor Outdoor Hygrometer Thermometer Wireless

SwitchBot IP65 Indoor Outdoor Hygrometer Thermometer Wireless, 394ft Bluetooth Range, Refrigerator Thermometer, Dewpoint/VPD/Absolute Humidity Sensor, Free Data Storage Export, 2 Years Battery Life


From the brand

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Temperature & Humidity



Weight: 44 g
Model: W3400010
Part: W3400010
Pack Quantity: 1
Batteries Required: Yes
Batteries Included: Lithium
Manufacture: Wonderlabs
Quantity: 1

18 Responses

  1. Anonymous says:

     United Kingdom

    This helps me see what the temperature has been in the greenhouse, you need to be quite close to get the updated log, but it holds some memory so updates the stats when in range.
    The app is easy enough to use too.
    There are better versions out there but not for this price!
    I would recommend this for that reason.

  2. AlvinPinedo says:

     United Kingdom

    Just download the app and connect the device to your phone. It’s super easy to connect and use and gives good accurate readings. I’ve placed mine outside to keep an eye on the temperature. Recommended

  3. LouieMassaro says:

     United Kingdom

    Great little devices to pop around the house and garden to keep and eye on temps. Works seamlessly with the app and ties in with my curtain bots to close them when it gets too hot.

  4. Anonymous says:

     United Kingdom

    I’m currently using a 3 pack of these hygrometer / thermometers in order to keep track of our households varying temperatures and sync them in with my other smart devices who can then in turn react to the change of temperature, so far we have it set up to adjust the heating, close curtains and even open an automated Velux window in the roof as and when it gets too hot.

    The ability to react to temperatures is really convenient, but then there is also the ability to keep a record of the different measurements and know where you’ll need to make changes and when, it’s very informative.

    It has replaceable batteries but those aren’t really a worry as it shows the battery should last around 2 years so we don’t need to think about it.

    Next step is getting more sensors for alerts on our vivarium’s and utility room to ensure nothing is a miss, it’s great tech!

  5. Elisa6270yk says:

     United Kingdom

    So far, so good. Using two of them for 7-10 days and so far they work well. Unsure if there will be issues with rain damage long-term. Using them without a hub which means you can’t access them when out of range, but I knew that when I bought them and that was all I wanted. Stores data since the last update so even being away for a few days means I can retrieve the data once I’m back. All in all a really well-priced outdoor Thermometer that syncs easily with the phone app.

  6. Anonymous says:

     United Kingdom

    The Bluetooth range isn’t great. A few meters at best. Functionally, it does what I wanted.

    EDIT: I ended up adding a Switchbot hub to my setup to help with the bluetooth issue. This massively improved the range and also allows me to do other things such as turn the TV/Speakers on/off using Infrared and Alexa. I am also able to check the temperature by asking Alexa wherever I am in the world.

  7. KarinePantoja says:

     United Kingdom

    SwitchBot’s 3 pack wireless hygrometer and thermometer set proved a delight in its functionality and ease of use. The setup was a breeze, and the readings, accessible over a fantastic Bluetooth range, are accurate and consistent. Perfectly calibrated for indoor and outdoor use, these devices provide valuable insights into temperature and humidity levels around the home, and in the fridge. They can prove particularly useful for people with sensitive plants, valuable wine collections, or anyone keen on maintaining optimal environmental conditions in specific spaces. Plus, the two-year battery life and free data storage are thoughtful bonuses! I’m hooked!

  8. LinetteKav says:

     United Kingdom

    I have mostly been using this to monitor the heat and humidity in my house and baby’s room and am really happy so far. It seems very accurate so far and the app is really handy.

  9. Anonymous says:

     United Kingdom

    These are good quality temperature and humidity readers, it can be used indoor and outdoor, great little device to use in my greenhouse and inside the house. Was really easy to set up and it comes with handy app, it compatable with Alexa. Good value for money.

  10. Anonymous says:

     United Kingdom

    I have this little thermometer in my fridge to monitor the temperature which is doing perfectly.

    The great benefit of this devise is that in the app you can set temperature alerts and various others including humidity alert (great for cigar lovers)

    Remember though that for this device to work you will need the mini hub, but once you have this you can connect any SwitchBot product to it.

    https://www.amazon.co.uk/SwitchBot-Hub-Mini-Smart-Remote/dp/B07TTH5TMW/ref=hsx_sh_dp_dp_bdg2_dsk

    5.0 out of 5 stars SwitchBot, another quality item

  11. SoonZ28wvtzbuj says:

     United Kingdom

    Golden Review Award: 2 From Our UsersI needed some way of monitoring the temperature in the fridge freezer. Sometimes we close the freezer door but it did not really close and just looked closed. The next day we found our freezer had defrosted. Now I get an alert on my phone within a few minutes saying the temperature has risen above what I have allowed and thus I go and check the freezer door. I have since bought one for the fridge door as well. This now saves the day.

  12. Anonymous says:

     United Kingdom

    Golden Review Award: 2 From Our UsersI have used a well known make of temperature/humidity devices in my greenhouses for many years but they have proved unreliable, just stopping for no reason, and I have had 5 fail in total, one after only 3 days, and the firm is no longer in existence now (wonder why ?) and finding replacements is almost impossible – the last one I bought came from the USA and the postage alone was 18… ouch !

    I can’t tell you how pleased I was (not to mention my bank balance) when I saw that these were available.

    They are similar to my old devices in that they use Bluetooth and that I can get graphs for both humidity and temperature, plus alarms sent to my phone if things (temperature/humidity) get too low or too high.
    I have these set up now for a few months and the readings do tie in with my certified thermometer and hygrometer.

    The disadvantage of Bluetooth is that when you are out of range ( i.e out at the shops etc) the readings cease until you come into range again but with this system you can sync it with the SwitchBot Hub and therefore access the readings when you are out.. not that I can do anything about anything though… well at the moment anyway, although I do have auto vents on then greenhouses.
    I haven’t coupled mine with the hub yet, but I will do so soon – but do note you don’t NEED to couple them with a SwitchBot hub for it to work, it is just an option if you want it.

    TIP :
    You must make sure that the sensors aren’t in direct sunlight though, and I found after several experiments using differnt things over the years, that covering them with a paper bag (remember those ?) works best, and also stops plastic from yellowing too.

    Conclusion :
    SwitchBot never cease to amaze me, as they are expanding their range of products with quality and more importantly accurate devices all the time and these sensors are no exception. I just LOVE them, and they look as if they have a great battery life too, whereas my other sensors, which took 2 x AA Lithium batteries and lasted 2 months at the most.
    As I have said before, these ARE the people to watch as the range is really expanding with quality products that don’t cost the earth.

    Right, so what do I think about this product, well simply put, 5 stars all day long and I have no hesitation in recommending it.

  13. OHEPenelop says:

     United Kingdom

    I recently purchased the SwitchBot Hygrometer Thermometer Wireless 3 Packs, and I must say, it has exceeded my expectations in terms of functionality and convenience. This device has proven to be an invaluable tool for monitoring temperature and humidity levels both indoors and outdoors.

    First and foremost, the wireless capabilities of this hygrometer thermometer are outstanding. By connecting it to my smartphone or tablet via Bluetooth, I can effortlessly monitor temperature and humidity readings from anywhere in my home. This feature has been particularly useful when I need to keep track of conditions in different rooms or areas.

    What sets this product apart is its IP65 rating, which ensures its durability and makes it suitable for both indoor and outdoor use. Whether I want to monitor the humidity levels in my living room or check the temperature in my backyard, the SwitchBot Hygrometer Thermometer delivers accurate and reliable measurements in any environment.

    The device provides a comprehensive range of measurements, including temperature, humidity, dewpoint, VPD (vapor pressure deficit), and absolute humidity. These readings are displayed clearly on the built-in screen, but I find the companion app even more useful. Through the app, I can access historical data, set custom alerts based on specific thresholds, and receive notifications when conditions deviate from my desired range.

    Speaking of data, the free data storage and export feature of this device is a major bonus. The SwitchBot app allows me to store and review historical data, enabling me to track trends and make informed decisions about environmental adjustments. The ability to export the data is a valuable feature if I want to share it with others or perform further analysis.

    The design of the SwitchBot Hygrometer Thermometer is sleek and compact, making it easy to place in various locations. Its magnetic back allows for convenient attachment to metal surfaces, while the included stand is great for placing it on flat surfaces. The replaceable CR2032 coin cell battery ensures long-lasting performance, saving me the hassle of frequent battery replacements.

    In conclusion, the SwitchBot Hygrometer Thermometer Wireless 3 Packs has proven to be an exceptional solution for temperature and humidity monitoring. Its wireless connectivity, IP65 rating, accurate measurements, smart alerts, and data storage/export capabilities make it an indispensable tool for maintaining a comfortable and healthy environment. I highly recommend this product to anyone in need of a reliable and versatile hygrometer thermometer.

  14. Anonymous says:

     United Kingdom

    Super easy to set up, and is a really useful thing to have around the house. Especially because you can monitor the temperature from your phone, and see the temp and humidity in 3 different places.
    Nicely sized and looking sensors, so they arent too obtrusive when putting them around the house.

    Overall these are great for the house, and if you have a greenhouse setup then this would be even better I think. Solid buy

  15. Anonymous says:

     United Kingdom

    Thanks to other reviews, I learned that I could use these without having to buy the hub.

    The sensors pair with your phone via Bluetooth and the phone app provides all the information you need to get going.

    From uboxing to full functioning sensors took less than 5 mins.

    The downside to having no hub is that you cannot see sensor information if you’re out of Bluetooth range. For me this isn’t an issue, but be aware of this if you need anytime access.

    Power: 2x AAA batteries (non rechargeable)

  16. Anonymous says:

     United Kingdom

    I’ll mainly be discussing my experience through HomeAssistant, here as the main reason I ordered these, were to test whether I could get these to work with HomeAssistant, without having to deal with additional trouble.

    You do need to ensure that whatever you’re hosting your HomeAssistant on, does have access to bluetooth to work though – Which when running via Docker is a bit of a pain, but a one-time task if not already set up.

    Note that many of the features that you’d get through the SwitchBot Hub and associated App give you plenty of functionality already and many of these are missing from HomeAssistant, which you could get if you were to write your own or scour GitHub for.

    About the Device:
    ==============
    * Great battery life and uses standard coin-cell batteries. I’ve obviously not had these for 2 years, so can’t claim they last up to that time; however, simple enough to replace and does warn you when low.
    * Temperature accuracy is very good, but keep it out of direct sunlight or near a breeze. It’s pretty sensitive
    * Humidity accuracy is also very good.
    * Has other features that when paired with the SiwtchBot hub, allow for data exporting, push alerts for whatever you configure, etd.

    The app is very well made and extremely intuitive.

    For me, I like to use a single smart hub (HomeAssistant), but I can live with using this as I can set up automated exporting of the data and import back into something like Grafana.

    Fun to play with (for techies) and very handy for everyone else.

    Definitely recommend.

  17. Vic Hood says:

     United Kingdom

    Ammazing Hygrometer Thermometer Wireless
    easy to connect to the phone using a free download app
    you require a hub for obtaining a continuous reading using a Wi-Fi if you are away, however this device is impressive, it tranfers all the reading as soon you open the app after a while.
    I tested the device for a week and after opening the app i was able to receive all the reading in less than 2 minutes.
    the app provides a data related to temperature, absolute Humidity, and more.
    you have the ability to set an alram for the temperature, humidity, and more.
    I mainly used it to record the temperature and humidity for cured smapels i have for my research.
    very satisfied and perfect value Money!

    5.0 out of 5 stars Very efficient!

  18. David Arthur says:

     United Kingdom

    Traditional Max/Min Thermometers have always been incredibly useful for gardeners. But they don’t give a timeline to tell you at what time(s) things are hotting up or cooling down. And how about knowing the microclimate in the various parts of your garden so you’ll know precisely where to position different plants, trees and shrubs. Now I know that my greenhouse warms up between 8am and 1pm, thereafter it gradually cools. I also know that the west-facing brick wall has a warm microclimate between noon and two hours after sunset. While the south of my garden is behind a brick wall that is always cool, but gives a good shaded microclimate for ferns. The house, which has its own heating as well as getting warmth from the sun is another microclimate ideal for growing Brussels Sprouts. These timeline Bluetooth sensors are so incredibly useful. You can also set alarms to warn you when temperatures are approaching a level when certain plants will shortly need fleece covers or bringing into the greenhouse to overwinter. And all of this without having to add the expensive Hub; just using the SwitchBot App. I’m so impressed.