Palm Hand Warmer Heating Explosion-proof USB Rechargeable $ 10.84 Product information: Heating Method: heating wire Power type: USB Color: pink, light blue Rated Power: 1.5W Battery life: 6-8 hours Rated Voltage: 5V Charging input: 5V-1A Output power 1.5W(MAX) Battery model: Polymer battery /1000 mA Product Size: with silica gel length 27944 * 16MM/excluding silica gel length 6244 * 16MM Packing list: Hand Warmer *1 Product Image: