2 In 1 Portable Hand Warmers Power Bank Rechargeable 4000mAh-8000Ah Long-Lasting Heating Electronic Hand Warmer

2-in-1 Portable Hand Warmers & Portable Power Supplies: 2-in-1 Rechargeable hand warmers and portable power supplies warm your hands on cold winter days and can be carried around to charge your electronic devices.

Rapid Heating: Our pocket hand warmers have 2-speed temperature regulation and 3S rapid double-sided heating, which can be individually adjusted to meet your different needs. At the touch of a button, the hand warmer heats up quickly.

Compact USB Hand Warmers: Reusable hand warmers are compact, lightweight and easy to carry. The lightweight pebble shape fits the palm better and will not feel tired when held for a long time.

Perfect Gift for Cold Winter: Our rechargeable hand warmers will help you beat the cold during your outdoor activities. The perfect companion for cold winter months, especially for the heat therapy needs of people with Raynaud's arthritis.

Safe & Reusable Electric Hand Warmers: Upgraded circuits provide protection from overheating and short circuits for extended service life. You can rest assured of safe comfort and warmth during the cold winter months.