Hand Warmers Rechargeable
Press the switch and instantly release the warmth for you. Rapidly warm up double sides in seconds. 2 levels of temperatures 113°F-122°F(Blue Light)/131°F-140°F(Red Light) at your choice.5000 mAh lithium rechargeable battery with USB charging port ensures a long using time. It can also be used as a power bank to charge your electronic device at any time.Made of high-tech aircraft-grade aluminum and ABS material, thousands of polished exterior material, smooth and warm, portable and compact as well anti-skid in one hand.