Guarantee Your PetsThe security LED flashing light can be illuminated at night and is visible over half a mile away. The dog safety trailer is convenient to determine the position of the animal and ensure the safety of you and your pet.3 Flashing PatternsThe LED Pet Safety Light has 3 flashing patterns; the first press is for fast flashing, the second press is for slow flashing, the third press is for continuous flashing. Waterproof Material: The security LED light is made of durable and waterproof premium ABS material and silicone buckles. The IPX7 weatherproof material can be used anywhere, whether it's raining or snowing.USB RechargeableThe LED pendant light is USB rechargeable, just connect with USB cable for enabled devices like Mac, laptops, computers, Power Bank etc. Charging time: about 45 minutes to 1 hour - Working time: about 100 hours in fast flashing. 80 H in slow flashing. 12H in constant light.Multipurpose The LED light collar 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 pass by your location. It provides ambient light bright enough to find keys or a keyhole, to locate tent ropes and camping gear.