COLORETTO Printer Ink Cartridge 300XL Replacement for HP 300
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COLORETTO Printer Ink Cartridge 300XL Replacement for HP 300 XL Compatible with HP ENVY 100 110 120 Deskjet F4280 F4580 D2660 D5560 F2480 PhotoSmart C4600 C4680 C4780 Black and Colour High Yield
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Can they be refilled with ink?
What is the shelf life of these ink cartridges?
What if my printer does not recognize the ink cartridges?
If I only print in black and white, do I need to replace the color cartridge when the black ink runs out?