Neon Nightlife Light up Snapback Hat Snapback lights will remain bright for up to 12 hours with a new battery Light controller takes one AAA battery and has 3 settings: Full On, Blink, Off. Battery pack is velcroed to the inside of the hat & out of the way (no dangling wires while in use) One size fits all. Perfect for Concerts, Rave Festivals, Bars, Clubs, Electric glow run, LED parties, Halloween, Costume Parties, Mardi Gras, Carnivals, Gifts, and more We offer a 90 day warranty on the product. If for any reason the snapback breaks under normal usage, we will replace it within 90 days. You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!