【Warm Hands Instantly】This rechargeable hand warmer provides doubled-sided heating, heats up fast in seconds. 3 heat levels optional(104℉-122℉/ 113℉-127℉/127℉-131℉), gentle heat warms both hands instantly and evenly. Free to choose higher temperature to get warmer or lower temperature to have all-day heat.

【High Capacity Battery】Built in 10000mAh large capacity battery, offering 5-12 hours of heat in one full charge, lasting longer compared to hand warmers with much smaller capacity. It can also be used as a backup power bank, to conveniently charge your phones, tablets, cameras and other electronics.

【Compact & Cozy】6.1oz lightweight and compact size perfectly fits your palms, easy to hold or carry around in your pocket. Matte texture surface makes it anti-skid without sacrificing the smooth touch. Bring it along during outdoor sporting events, camping, hunting, road tripping, or morning walks, keep yourself warm and cozy.

【Ensured Safety】Carefully selected high quality materials and strictly tested to ensure superior safety, plus intelligent protection system safeguard it against overheat, overcharging, short circuit and explosion risks.

【What You Get】A must-have gadget for cold hands in winter, this hand warmer is also a warm gift for kids and adults, men and women. Buy now to get: (1) Portable Hand Warmer; (2) USB Cable; (3) User Manual.