Welcome to our store Your Dog's Safety: Flashing LED lights can be illuminated at night and are visible for over half a mile. The pet collar light is convenient to determine the pet's position and ensure the safety of you and your pet. Three patterns flashingThere are three patterns turn signals to choose a steady, slow, and fast pattern. You can choose by pressing the mode you want to adjust. Waterproof Material: The security LED light is made of high quality durable and waterproof ABS and silicone buckles. Weatherproof material can be used anywhere whether rain or snow. USB Rechargeable:Package with USB, accessible with USB cable, easy connection to enabled devices such as Macs, laptops, computers, Power Bank, etc. Multi-UseThe LED collar light is not only suitable for pets, but also for bicycles and running. The emitting light can protect your safety in the dark and remind you that vehicles are passing your location. It provides ambient light bright enough to find keys or a keyhole, to locate tent ropes and camping gear.