HOT THERAPY FOR BODY WARMER: Built-in 5 pieces heat therapy pad quickly warm up even in the extremely cold weather. Great for all types of outdoor activities like snow sweeping, skiing, camping, hiking. And it also perfect for people who always feel bone pain in cold or rain day HIGH ENOUGH TEMPERATURE: 3 heat-settings provides widely and high enough temperature, which can be changed easily by one button. (blue LED color, 32-43°C/ 89.6-109.4℉; white LED Color, 32-47°C/ 89.6-116.6℉; red LED