[ Portable Neck Warmer] The hands-free neck warmer is portable, bringing you more warm in cold winter, perfect for home, office and outdoor sports, warm your body. 

[ Fast Heating and 4 Heat Levels] Press the switch and instantly release the warmth for you, rapidly warm up in seconds.  4 Heat Levels (40℃/104℉, 45℃/113℉, 50℃/122℉, 55℃/131℉) at your choice.  Digital display the temperature, easy to check the heat level you choose. 

[ 10000mAh Capacity] 10000mAh rechargeable battery with Type-C charging port ensures a long using time.  It can also be used as a power bank to charge your electronic device at any time. 

[ Power off automatically exceeds 60 ℃/140℉] Built-in smart sensor can intelligently control the temperature, it will automatically power off when the temperature exceeds 60 ℃/140℉.