Large Capacity Double-sided Heating Digital Display USB Charging Portable Hand Warmer

Product information:
Heating Method: aluminum sheet heat dissipation type
Power type: lithium battery
Color: N25 double digital display hand warmer-black, N25 Digital Display hand warmer-White, N25 Digital Display hand warmer-Green, N25 Digital Display hand warmer-pink, N20 Digital Display hand warmer-black, N20 Digital Display hand warmer-pink, n20 Digital Display hand warmer-White, N20 Digital Display hand warmer-Green
Rated Power: 5
Rated Voltage: 5