High Quality Material: Made of soft silicone material with good elasticity, the dog collar light can achieve certain waterproof and anti-fall effect, but don’t put the pet collar light in the same place to get wet or soak in water to ensure long service life. -term of use. Easy to use: Dog collar safety light, always on, fast flashing, slow flashing three modes, which can be adjusted by buttons. The CR2016 button battery lasts 30 hours and is very easy to replace. Lightweight and durable: lightweight design, will not burden your pets and can be in direct contact with pets. Wear resistant and durable. 4 colors to choose from: red, blue, green, pink. Wide range of applications: dog collar flashes are convenient to find your pets when you go out at night, and also fun to carry on children’s bikes; can also be used as a short-term light source for biking, camping and hiking, or as a keychain. Package Included: Package includes 4 LED Silicone Dog Collars 4 different colors, green, red,