About This Item: 1. Made of high-tech aircraft grade aluminum and ABS materials, smooth, warm, portable, compact and non-slip with one hand. 2. With 3 adjustable heating modes, the independent display LEDs help you to set the temperature. 3. Multifunctional, used as the power bank, hand warmer, flashlight and massage function. In addition to warming your hands, it can also be used as a backup battery for mobile phones, to charge your phone in an emergency. 4. Support overdischarge, overcharging, overheating and short circuits. With the ergonomic hand warmer, you can easily and comfortably pull it out of your pocket. 5. Ideal for arthritis patients who need hyperthermia. Also suitable for hiking, camping, mountaineering in the winter. .
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