*Keep You and Your Pet Safe: The clip on dog collar safety light is designed to use in dark environment or walk the dog at night as a warning from missing or road accident, visible for more than 1/2 mile, all-weather can be seen.
*Multi-functional: LED collar keychain lights clip on pets' collar, on bicycle, on backpack, or hang on keychain for visibility. Provide an ambient glow bright enough to read, find your keys or keyhole, locate tent lines and camping gear.
*Lighting Mode: Long bright, fast flash, slow flash. Using instruction: Press the switch first time to fast flash, press twice to slow flash, press three times to long bright state.
*Waterproof & Fashion Design: It also can be used as keychian for indoor or outdoor use, a flickering toy, suitable for day or night use, expression of individuality.