Fitfirst Portable Hand Warmer 10000mAh Rechargeable Electric Pocket Hand Warmers Power Bank Charger Double-Sided 3s Fast Heating 3 Levels Heating Options 5V 2A Max.Type C Input 5V 2.1A Max USB Output

【10000mAh Palm-Sided Hand Warmer】Electric hand warmer with 10000mAh ultra high capacity battery provides 5-12 hrs heating for cold winter. Small as palm-sized, portable to carry for outdoors，LED flashlight design, great for back-up and emergency. 【Double-Sided Heating with 3 Levels 】Fast heating up with double sides in seconds once power on, never wait for too long before getting warm. 3 levels heating provide 42℃~52℃warming options, fulfill various needs and save power for long-lasting daily use 【Premium Built and Safe For Use】Double sided Aluminum alloy and durable ABS material contributes to premium quality. Certificated by CE, FCC, ROHS, PSE, METI, UL, this rechargeable hand warmer is made of premium Aluminum, flame retardant ABS material and built-in lithium-ion battery, save your cold days with safety and warmth. 【Back-Up Power Bank Cellphone Charger】Featured with 1 Type-C charging port and 1 Micro USB port, works well as back up power bank phone charger with a 5V/2.1A (Max.) output, compatible with most phones and tablets. USB-C charging port gives out 5V/2A (Max.) stable and fast charging current, usually takes 4.5-5.5 hrs for full recharging. 【Perfect for Gift and Pain Relief】Compact pocket winter warmer for hands is perfect as Christmas, Birthday, Holiday and Business gift for friends, family and your love. Constantly warm-up also helps for heat therapy and relief pains for Arthritic and Raynauds Sufferers.