Fast Heating: Our hand warmers are equipped with a quick-heating original that heats up quickly in just 3 seconds. Choose from 3 temperature levels 95-107°F/104-118°F/118-131°F and don't let the cold at your fingertips stop you from participating in your favorite outdoor activities this winter

Safe Large Capacity Hand Warmer : 5200 mAh lithium rechargeable battery, battery powered power bank hand warmer, charge your electronic devices at any time, this rechargeable hand warmer has been tested and certified by CE, FCC and UL, built-in over-current, over-voltage, over-temperature and short-circuit protection

Portable Mini Hand Warmer: A versatile hand warmer to relieve menstrual cramps, Raynaud's disease, frostbite, fatigue, and more. It is also very suitable for outdoor sports such as golfing, fishing, horseback riding, camping, skiing, etc., and is easy to carry anywhere

Packing list and precautions: You can get 1 piece of hand warmer, instruction manual, charging cable, adapter and sincere service when you place an order. Precautions - Please use the hand warmer according to the instruction manual, it is forbidden to disassemble, open, or cut the product, and when the power is on, please place the hand warmer out of reach of children to store heat