THAW 2K Rechargeable Hand Warmers - Nothing keeps you from enjoying the outdoors more than cold hands; cold, stiff fingers make even the simplest tasks nearly unbearable. The THAW 2K Recharageable Hand Warmer gives your fingers much needed relief and easily fits in your pocket, so it's always with you. The simple one-button control activates the double-sided heating so you can feel the warmth on your full grip. It heats up to 113F and lasts up to 4 hours, and the 2,000mAh lithium-ion battery is easily recharged with the USB-C port. The integrated LED light can be activated even while the heat is on, so you can illuminate your task without freezing your fingers. Features Compact Comfort Heats up to 113degF for up to 4 hours. Easy-to-Use One-button operation easily provides heat and light. Double-Sided Heating Heats your full grip. Integrated LED Light Light your task without getting cold. Double-sided heating Heats up to 113degF (45degC) Up to 4 hours of heat Durable impact-resistant construction