Up to 131 °F, double-sided heating, just what you need for outside activities…camping, boating, football games and hunting. Great for working in the yard and walking the dog. And awesome for indoor use in chilly offices or homes, and for those with circulation problems like Reynaud’s Syndrome, arthritis, and muscle pain. No more waste of disposable hand warmer bags!
5200 mAh lithium rechargeable battery with USB-C charging port ensures a long usage time. It can also be used as a power bank to charge your electronic device!
Press the switch and instantly release the warmth. Warms up both sides in seconds. 3 levels of temperatures 95-107°F/104-118°F/118-131°F.