EXQUISITE COMFORT - Made of high-tech aircraft-grade aluminum and ABS material, thousands of polished exterior material, smooth and warm, portable and compact as well anti-skid in one hand
UPGRADED SECURITY - The optimized and upgraded circuit completely eliminate all kinds of poor contacts to ensure the lifetime of our hand warmer and provide protection against over discharging, over charging, overheat, and short circuit
1 BUTTON CONTROL & 3 HEAT MODES - One button for power switch and 3 adjustable heat status. Rapidly warm up double sides in 1 second. 3 levels of adjustable temperature 95-107°F/104-118°F/118-131°F, press the switch and instantly release the warmth for you
LARGE CAPACITY BATTERY - 5200 mAh lithium battery with USB-C charging port, more stable 2A input and 2A output. It can also be used as a power bank to charge your electronic device at any time. Hand warmer & power bank 2-in-1, 3 indicators to let you monitor the remaining battery capacity and heating status
PERFECT GIFT - Three months refund available to promise you to buy it with much confidence, perfect gift idea for your family or friends