Long-lasting Heating Than Ever - This rechargeable hand warmer with maximum energy and offers up to 4-8 hours of warmth. Quick Charge by using 18w charger only 2-3 hours. No longer worry about battery life span. Not sold separately with the lithium battery. Enjoy Sun-like Warmth - No more cold hands, the pocket hand warmer equipped with fast-heating elements and double-sided heating, quickly heats up to 95°F only 3 second. 3 levels of temperatures : 95-107°F/104-118°F/118-131°F to you like. Don't let the thought of cold fingertips keep you from your favorite outdoor activity in winter. Comfort & Portable - No more traditional cold metal warmers feeling like holding a stone. With thousands of polished surface, more smooth and warm. The curvy body and pocket size design to fits your hands better. Great for handy carrying in anywhere while ourdoors - golf, fishing, hiking, camping, skiing. Intelligent Protection - Smart temp control system equipped with an integrated temperature sensor will switch off automatically when the handwarmer temperature exceeds 131°F(55°C). The high-precision chipset to keep the electric hand warmers away from over-heating and over-charging. What You Will Get - Perfect gift package includes: 1*Hand Warmer;1* portable pouch; 1* charging cable;1* gift card. You also get our friendly customer service. Buy More, Save More. This sleek hand warmers is a MUST HAVE for you and your loved one in Cold Winter!