Adjustable Luminous LED Light Pet Dog Safety Collar Flashing Glow Pet Collar Description‎:‎It is rain resistant and wear resistant‎.‎Ideal for walking at night and having fun‎.‎ Shinning in the dark makes your lovely pet unique‎.‎Made of high transparent TPU optic fiber‎,‎ lighting evenly and mildly‎.‎Comfortable to wear‎,‎ it will not hurt your pet‎.‎With buckle‎,‎ easy and convenient to wear and remove‎.‎It is also an excellent way to ensure both you and your pet‎'‎s safety‎.‎Product Attributes‎:‎Material‎:‎ Polyester Color‎:‎ GreenLED Flash Modes‎:‎ Constant On‎,‎ Strobe‎,‎ FlashingCharge an hour of electricity can be used for about 10 hoursQuantity‎:‎ 1 PcsSize for choice‎:‎ S‎,‎ M‎,‎ L ‎(‎pls check the following size chart for choose‎)‎ Size Collar Length S 30‎-40CM M 40‎-50CM L 50‎-60CMPackage Include‎:‎1PC LED Pet Dog Collar1PC  Charging CableNote‎:‎Due to the light and screen difference‎,‎ the item‎'‎s color may be slightly different from the pictures‎.‎ Please understand‎.‎ Make sure you don‎'‎t mind before you bid‎.‎Size for reference only‎.‎ Please allow few differences due to manual measurement