Product description Material: nylon Color: black pink orange M: width 2.5cm short 40cm length 48cm telescope area 8cm Package content: 1 * necklace LED Pet Light 1 . 【Luminous Dog Collar with LED Lighting】The luminous dog collar is made of sturdy nylon material and LED lighting dogs are easy to see in the dark and keep them safe. This led collar can provide visibility up to 500 meters. This led collar is very necessary for dogs or cats. 2. 【Light Collar with 3 LED Modes】Easy to adjust by pressing the button and freely switch between the three modes: fast flashing, slow flashing, silent lighting and off. 3. 【Luminous USB Rechargeable Dog Collar】Equipped with a 250mAh rechargeable battery, additional devices such as tablets and phone chargers can be connected for charging. It can take over 6 hours to flash steadily on a single charge. No need to replace batteries and no additional costs. 4. 【Adjustable Size Luminous Dog Collar】Easy to carry with quick release buckle and the length is