Heated Scarf: Get a USB Powered Heated Scarf. USB: USB power bank supplies the electricity to warm the USB scarf. Use this scarf and stay warm as long as the power bank has charge! Colours: Choose from yellow, light blue, khaki, black, apricot and dark blue colours! Perfect for: Perfect for anyone who struggles to stay warm. Wear it whilst climbing, shopping, walking or playing in the snow! Any place you need a little extra warmth this scarf has your back. Three Temperatures: Green light is the low temp (about 40℃), Blue light is medium temp (about 50℃), red light is high temp (about 60℃). Usb Powered Heated Scarf | Living Social | Living Social