[Safe & Warm as a house] - keep hands toasty daylong, Green and Healthy heattransfer,Anti-scald,Explosion-proof, Radiation-free.High-tech aircraft-grade,aluminum and ABS matrial,Eco-friendly lithium-ion battery,safety protection technology.
[ Adjustable Warmer ] - 2 temperature mode optional ,Low temp , High temp.You can choose the best one according your need,long lasting warmth( up to 8 hours ) and rechargeable over 5000 times.
[Small / lightly] This Hand warmer is 145g and Small.You take it to ski and play golf/hockey, it is difficult to feel it in the pocket/pants pocket.
[ Fast charger power bank ] Contains 4000 mAh larger capacity,5V/1.5A, full and fast charge for iPad ,iPhone 8/ 7/6s/6 Plus, Samsung,Nexus and other Android phone and more devices.
[ Ergonomic Design ] - Smooth edge and warms on both sides of the unit for better holding experience and transmitting heat to your hand and joint under a high efficien
RECHARGEABLE ELECTRONIC HAND WARMER
The Electronic Hand Warmer provides convenient, on-demand heat for on-the-go people. This rechargeable hand warmer features two heat settings and runs for up to six hours per charge. Its compact, ergonomic shape allows it to be easily held in the palm of the hand, providing heat that can make a range of activities more enjoyable, from fishing to working in a cold office. hand warmers are also recommended as a source of relief from the cold-induced symptoms of Raynaud’s disease.
Yuan Ju ReUseable Hand Warmer ， Instant Heating Pocket Warmers 4000mAh Portable USB Charger Power Bank - B07MJG4W48