You can dance if you want to with our LED Black & White Checkered '80s Bow Tie! Cool bow ties for men & women alike, checkered ties are perfect for when you wanna rock out to killer 80's pop music, get down at summer festivals or the club (or even chess club!), as well as Halloween. To activate your pattern bow tie, press button located on the back of the tie (denoted by a small red sticker) for 3 light functions: Flash, blink, & steady. Use the adjustable strap & hook to fit it around any size neck. Batteries are included but not replaceable.