Our dog collar lights are a better alternative to chemical light sticks.

This handy LED light is a perfect replacement for chemical light sticks and attaches to your dog's collar with a hook-and-loop fastener. Shock and weather resistant, these LEDs have an astonishing 100,000-hour life. Push-button power switch. Flash or glow modes. Includes one 150-hour, replaceable DL2032 battery. In red. 7¼"L x 1 3/8"W.