- Fast Heating: Our rechargeable hand warmers deliver quick warmth in just 5 minutes. With three adjustable temperature settings and a 45-minute automatic shut-off feature, you can stay safe while enjoying the heat. They also automatically switch to high heat for 5 minutes for enhanced comfort and powerful warmth. - Soft and Durable Material: Crafted from wear-resistant super soft polyester fiber, the thick fleece cover ensures long-lasting use while effectively trapping heat. Experience a cozy and comfortable feel with every use. - Versatile Use: Ideal for various scenarios, our USB-powered hand warmers keep you warm during leisure activities, work, or commuting. They are designed to enhance your comfort effortlessly, regardless of your location. - Lightweight and Portable: Enjoy hours of soothing warmth with our easy-to-carry hand warmers. Their lightweight design makes them convenient for use anywhere, whether you're at home, in the office, or on the go. - Perfect for Cold Weather Activities: Use them while skiing, hiking, or simply for a cozy night in. They are an essential companion for anyone looking to combat the chill. - Compatibility: Our hand warmers are USB powered, making them easy to recharge and compatible with various devices, ensuring you always have warmth at your fingertips. - Size and Performance: Compact and efficient, they fit comfortably in your hands, providing consistent heat output to keep you warm during any activity.