Set of 5 in 5 Different ColorsThe dog collar lights are available in red, blue, green, orange, yellow with slight color difference. Vibrant colors ensure your dog or pet is easy to locate and identify in the dark, ensuring your dog's safety. 3 Lighting ModesThe LED dog light has built-in 3 LED beads, and the visible distance is between 200 and 300 meters. Features 3 lighting modes: Steady Lighting, Fast Flashing, Slow Flashing for better dog visibility, adjustable with a button. S35-A Waterproof and DurableThe shell is made of soft silicone, good elasticity, splash-proof, anti-friction and drop-proof, lightweight and compact, pet-friendly, will not burden your pets, and can be in direct contact with pets. WIDELY USEDThe safety light is bright enough to be used in different situations, such as pet collars, harnesses, leashes, bicycles, even on clothes, also suitable for emergency short-term light sources when cycling, camping, walking or night travel and Hike and keep yourself and your pets safe. Easy to UseThe clip-on design makes it easy to wear, hang on the small loop of the collar, or clip directly around the collar as a necklace pendant, or even as a key chain. The CR2032 button battery lasts for 80-120 hours and is easy to replace. (including battery)