Package contain: you will get 2 pieces paw collar LED lights with 3 different flashing set, which can keep track your pets easily at night, effectively keeping your dog safe Silicone material: using soft and quality silicone with good elasticity, the dog collar LED light has a nice waterproof and anti-fall feature, not easy to fade and break, bringing a soft and comfortable feeling to your pet, which can server your pet for a long time Battery powered: the power of this blinking pet light is provided by button battery; While the battery runs out, replacing battery, your pet can continue to use it, and electricity does not leak in rainy days, which would not cause harm to your pet; The button battery is included in your package Multi-purpose: dog collar lights for bicycles, running and camping provide an ambient glow that is bright enough to remind, mainly applying at night, attaching to pets' collar, which can also applied as signs for the dark, for example, you can hang it on your bag or tie on your shoes Mini and lightweight: the dog safety light measures approx. 2.56 x 1.38 x 0.47 inch, which is mini pendent for using as an attachment dog light, and light in weight, wearing it for a long time would not bring burden to your pet