展开A sleek, warming solution when wintry weather strikes, the Pocket Juice Hybrid Heat is a reassuring backup battery charger (with 5200mAh of power), and a rechargeable handwarmer that you will find comforting on those nasty winter days while on your daily commute or if you are just sitting in a cold office. As a battery powered handwarmer, the Hybrid Heat has three levels of heat for your comfort, ranging from 100°F to 118°F. It is the perfect gadget for those on the go in frosty climates!