LED SAFETY DOG COLLAR - dog collar is so bright and easily seen. It’s made of nylon webbing with light guide which improves your dog visibility and safety. THREE GLOW MODES - It can be set to quick flash, slow flash or steady glow by pushing the button. RECHARGEABLE MICRO USB - The LED dog collar can be recharged by Micro USB cable with daily use devices. Charge time: 2 hours. Use 8-10 hours for slow flash, 6-8 hours for quick flash, 2-3 hours for steady glow. ADJUSTABLE DOG COLLAR - Each size of the LED dog collar can be adjusted with a buckle. Also it has a Heavy-Duty D-ring can be faultlessly connect with our led dog leash.