Transform your winter with our versatile USB Hand Warmer and Power Bank, a dual-function device that’s perfect for keeping your hands warm and your devices charged. With a large capacity of 5000mAh.Three-stage power, one key to turn on, three adjustable temperature, all switching, easy to operate, using PC temperature-resistant material, ABS fireproof material, aluminum alloy, layers of high temperature flame retardant material, rest assured that the heating. Double-sided heating, hot compress area, take care of every inch of the palm of the hand, is a hand warmer is also a charging treasure, go out, take her no longer need to worry about the phone is out of power! Made from abs+aluminum alloy material, measuring 3.98*2.24*0.79inches, this custom aluminum alloy 2 in 1 cat ear shape usb rechargeable power bank hand warmer-5000mah. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. We offer logo printing and full packaging customization. Product Highlights: Compact size, lightweight, easy to carry.