LED Scarf with Multicolor Lights is a fabulous good time. 5 feet long & soft as a sweater, you'll feel right at home in this comfy cozy Light Up Scarf. Perfect for glow parties, raves, festivals, sporting events & night time Christmas parades, LED Scarf with Multicolor Lights will turn heads & keep ya warm! To activate your Light Up Scarf, find the battery house concealed in its end, remove the pull tab & press the button. With each push, choose from many light functions: fast flash, slow color change, all lights steady on, red blink, blue blink & green blink. Easy to conceal the battery house back inside the scarf. 2 CR2032 batteries are included and replaceable.