This compact and versatile safety and locator light can be used for everything from finding hounds during night hunts to providing added visibility - and peace of mind - during evening strolls with canine companions. The Locator Beacon provides up to 250 hours of on-time and can be set to either constant ON or FLASHING. The light includes a handy carabiner clip for attaching to a collar D-Ring backpack strap belt loop or any collar strap up to 1 inch wide. Features:. Range - Bright long-range light. Waterproof and submersible. Batteries - Uses 2 replaceable CR2032 batteries. Battery Life - 250 hours. Changes from solid to blinking with the press of a button. Fits both 1 inch and 3/4 inch collar straps. Carabiner included for easy attachment anywhere. Available in blue red white green or yellow. Contents:. Locator Beacon. Collar Strap Adjuster. Carabiner. (2) CR2032 Batteries. Length: 7.68. Width: 5.16. Height: 1.42