New Winter Hand Warmer Rechargeable Mini Portable Hand Warmer Digital Display Four Speed Heating Plush Hand Warmer With Flame Display Features: Personalized Flame Style: I designed the front of the hand warmer as a charcoal fire style, which does not affect the heating effect. Whether you are outdoors during the day, or camping at night, it can bring you a good mood and healing effect. Back heating: no need to long press, it will be hot when you get on it. No need to wait for a long time. It also has a back heating mode to bring you more warmth on cold days. When the product is working, long press the on/off key to turn it off. Digital Display And Long Battery Life: 1200mAh rechargeable battery with USB-C charging port, when fully charged, can be used for 3-4 hours.There are four temperatures for you to control and adjust, the first is 37 degree Celsius, the second one is 45 degree Celsius and the third one is 55 degree Celsius，the last one is 65 degree Celsius. High Performance And Safe: I made High Density Battery, Intelligent Temperature Control Chip and ABS, which has passed safe certification. Built in intelligent protection system, with protection functions such as power on, short circuit, overload, and so on. Use In Multiple Scenarios: The hand warmer is stylish, portable and compact. Ergonomic design makes you more comfortable. Suitable for travel, sports, football, hunting, golf, fishing, hiking, camping, skiing and more. Product Description: Product name: Hand warmer Color:Yellow Heating temperature: 37℃~65℃ Material: ABS