Perfect for keeping on a vest, the UV Mini Lamps allows UV Knot Sense, UV Wader Repair, UV Boat Repair or UV Fly Paint to cure almost instantly. It also is great for charging glow-in-the-dark items, like Bio-Glow. Batteries are included. Features UV light for curing Loon's UV products Lightweight & ideal to carry in a vest Uses 4 AG3 batteries (included) How To Use While indoors or shaded from the sun apply Loon UV product & form into desired shape To cure, shine UV Mini Lamp on UV product UV Product should be fully cured & hardened in 15 seconds Ideal Uses Curing Loon UV Products * We are pleased to offer our customers the chance to recycle their old electrical items that have been bourght from Sportfish. To learn more Click Here