Invime Portable Rechargeable Hand Warmer & USB Power Bank

This versatile device is perfect for keeping hands warm during chilly weather while also serving as a convenient power bank for charging electronic devices. With its compact and portable design, it easily fits into pockets or bags, making it ideal for outdoor activities or daily commutes. The hand warmer features adjustable heat settings to ensure personalized comfort, and it’s rechargeable, providing long-lasting warmth without the need for disposable heat packs. Additionally, its built-in USB port allows users to charge smartphones and other gadgets on the go, combining functionality and warmth in one sleek package. Power supply mode: USB Rated voltage: 5 Rated power: 2 Heating method: Aluminum heat sink Is there a built-in battery?: Built-in battery Built-in battery capacity: 2000mAh-4000mAh (inclusive) Product Weight: 129 Battery life: 1-3h (inclusive) Manufacture country: China Instructions included: No