DX DA XIN Light up Hat Beanie LED Christmas Hat for Adults Women Men Kids Girls Boys Novelty Funny Hat Gifts Light up hat are configured in 7 lights (2 green, 3 red, and 2 blue) and 3 light modes, you can change the light mode by pressing the on/off button Led christmas hat can enhance the festive atmosphere, colorful lights brings a fantastic look Led beanie hats are suitable for christmas gifts, new year, birthday, party, EDM, disco, dance club, light shows, led rave, hip hop clothing, etc The novelty funny hat is adjustable so that most adults and children over 6 can use it, very comfortable Contains and installs the battery (replaceable). Each battery pack can work continuously for more than 24 hours