YWDJ USB Smart Charging Neck Shoulder Winter Cold Protection Warm Heating Kids Scarf Navy

USB Smart Charging Neck And Shoulder Winter Cold Protection And Warm Heating Kids Scarf Product description： Warm and comfortable A scarf that can heat up to prevent cold from the neck Built-in far-infrared graphene heating sheet heating of far-infrared heating sheet Far infrared rays penetrate the skin and warm the neck Three-speed temperature control switch to adjust the temperature control at will one key to turn on have warm happiness anytime anywhere The first gear is green light: 45 degrees can be used for 4 hours and 15 minutes. The second gear is blue light: 55 degrees can be used for 3 hours and 15 minutes. The third gear is red light: 65 degrees can be used for 2 hours and 15 minute The intelligent constant temperature heating switch combined with the temperature sensor probe can detect the temperature of the heating film and accurately control the warmth without being hot Safe voltage warm your neck Name: Heating Scarf Rated voltage: 5V Scarf size: 80x10cm（31.5x3.94 inch） Weight: about 110g Features: Washable Color: Yellow Red Blue Pink Black Beige Navy Product contains：1 x Heating Scarf +1 x power bank