LED Dog Collar USB Rechargeable Flash Dog Necklace Light PVC Pet Safety Collar for Large Medium Small Dogs Three glowing modes: Quick flash, slow flash, and constant glow, just pressed the on/off button. Makes your pet dog be seen in low light conditions and vehicles, which can help you keep your dog safe. You could cut to the desired length while you receive the flash dog necklace, easily cut for it is PVC material. Perfect for labradors, hounds, collies, and more. Features: High Visible: The whole LED dog collar can light up in the dark. Passers-by, drivers, bikers, and other traffic participants are always visible to our pets at one glance. To away from unexpected danger during night walking. One Size Fits All: These light-up dog collars' total length is 13.78 inches ( 35cm), according to our dog's or cat's neck size any length you want with a scissor. Avert the wrong size trouble of returning or risk of money wasted. Long-Lasting Use: Our glowing dog collar does not need to replace the battery, and fully recharges in 2hrs using a USB cable, which can last up to 8hrs. It can be easily charged on computers, car sockets, mobile power, etc.  Weather Resistant Design: Fit for all weather conditions, durable, waterproof and lightweight. The light-up pet collar has carefully selected premium PVC material, with super bright LEDs that keep your pet to be seen and safe. Wide Use: Unique dog LED collar is more colorful at night. Not only great for our lovely dogs or cats, also suitable for some festive party occasions for adults and kids, such as birthdays, parties, Christmas, carnivals, etc. Specifications: Color: Red, Yellow, Green, Blue, White, Pink, Orange (Optional) Material: PVC Type: M: 35cm (13.78in) Item Size: 120 * 120mm/4.72 * 4.72in Item Weight: 10g/0.35oz Package Size: 130 * 130mm/5.12 * 5.12in Package Weight: 45g/1.59oz Packing List: 1*Pet Collar 1*USB Cable