This Light-Up Dog-Collar Tag emits a bright glow which is ideal for keeping your special friend both seen & safe during dog walks before dawn & after dusk. The light-weight Spotlit clips easily to any collar & can be seen by everyone within 1000 feet ensuring maximum visibility for cars & other people in the area. Features flashing & constant modes & comes in 2 colours so you can use different settings & colours to identify different dogs clearly. Secure Stainless Steel Clip Water Resistant Long-Life Replaceable Batteries Glow or Flash Modes Light-Weight