Color as shownSize: 36 x 3 x 18 cmWeight: 120 grams Light collar with many LED modes Easy setting by pressing the button and freely switching between modes: fast flashing, slow flashing, lighting, silent and off. Wait each LED collar comes with a USB charging cable for the built-in lithium battery, no extra batteries required, easy to use and environmentally friendly, if it doesn’t light up, please charge it. The light up dog collar is made of silicone material and LED lighting - The dog can be seen clearly in a dark and safe environment. This LED collar provides visibility up to 500 meters. This LED collar is very important for dogs or pets. Cats. The length of the LED collar is: 40 x 2cm side shown Once cut, simply press the quick connect button and it locks in place Note: The LED collar is not pulled, it has been designed for dog safety e developed. 2. Make sure the USB light collar is in the off position while charging.