No more cold hands: constant temperature on both sides, 3 heating temperatures to choose from (42-52 degrees), this pocket hand warmer heats up quickly in seconds and provides instant warmth.

2-in-1 Hand Warmer and Power Bank: Built-in 5200mAh battery, USB port and Type-C port, the product is not only an electric hand warmer, but also a portable power bank. It can charge most USB electronic devices, such as smartphones, tablets, iPhones, etc.

Lightweight, affordable, portable: The hand warmer is made of aluminum alloy and has high-quality batteries, very durable. Compact and elegant design, size: approx. 8 cm (diameter) x 2.3 cm (thickness), the beautifully shaped plate is convenient to carry. Anti-slip surface treatment makes the touch more comfortable. Ideal for indoor and outdoor use, easy to take with you on a trip.

Safe to use: Optimized circuitry extends the life of the pocket hand warmer and protects against overcharging, overdischarging, overheating and short circuits. It has anti-shock, anti-burn, anti-explosion and anti-radiation properties, 100% safe to use.

In the colder months, this portable USB hand warmer will keep them warm. It is a perfect gift for family and friends in winter.