?MULTIFUNCTION AND BEST TECH GIFTS: Quick rechargeable hand warmers & power bank 2-in-1. It's not only a little handwarmer but also an emergency power bank. You also can charge your phone and warm your hands at the same time.
?PORTABLE: This rechargeable hand warmers is a nice size to hold and feels smooth in your hands. Handy carrying anywhere with any pocket or bag while sporting, fishing, hiking, camping, skiing, traveling or taking your pet for a walk.
?LARGE CAPACITY 7800mAh : Rapidly warm up double sides in 1 second. 3 levels of adjustable temperature Lowest temperature: 95-107.6°F, Medium temperature: 104-118.49°F, Highest temperature: 118-131°F, press the switch and instantly release the warmth for you. The reusable hand warmers built-in 7800mAh lithium-ion battery, it can continuous warm your hands 4-8 hours(8 hours for low temperature), charge your phone 1-2 times.
?UPGRADED SECURITY: Our rechargeable hand warmers passed FCC certification, CE certification, Rohs certification. A built-in upgraded circuit provides protection against over discharging, overcharging, overheat, and short circuit.
?MONEY-BACK SATISFACTION GUARANTEE: You're covered with our TWO YEARS money-back satisfaction guarantee for your rechargeable hand warmer. Your purchase is fully protected and we back all our customer purchases. Just click "Add to Cart" worry-free with this guarantee and we hope that you will love this hand warmer.