Generic Rechargeable hand warmer, 10000 mAh electric hand warmer, 40 hours heating, portable, battery powered, 7 color variations, USB heater for camping, reusable

Rechargeable hand warmer: 3-in-1 electric hand warmer. Not only can it be used as a hand warmer, but it can also charge your electronic devices and be used as a sleep light at night. Choose from 104°F/ 122°F/ 140°F to suit your needs.Safe and durable battery: Equipped with a 10000mAh lithium-rechargeable battery and USB-C charging port, you can use the hand warmer for hours and even charge your electronic devices on the go. It can help relieve Raynaud's pain, joint pain, cracked skin, and frostbite. Keep your hands warm: Portable hand warmers are ideal for indoor use or outdoor activities such as camping, hiking, hunting, skiing, and traveling. With smart chip control, it can give you 17 to 40 hours of warm-up time while ensuring safety.High-quality materials: Made of high-quality aluminum, ABS material and protective silicone layer are resistant to drops and abrasion. Double-sided smooth warm surface, pocket-sized, curved body, elegant and lightweight, drop-proof silicone corner protectors, easy to carry, meet all your needs.