Hand warmer with 6000 mAh power bank designed to provide warmth and portable charging in one compact device. Its rechargeable heating function helps keep hands warm during cold weather, outdoor activities, travel, or commuting, while the built-in 6000 mAh battery also works as a convenient power bank for charging smartphones and other electronic devices. Compact, lightweight, and easy to carry, it is ideal for winter use, camping, sports events, or everyday convenience. A practical multifunctional accessory that combines comfort, portability, and modern technology.