Willful LED Dog Collar -Glows at Night USB Rechargeable & Superior Durability Dog Pet Safety Collar,3 Glowing Modes,Very Bright for Night Walking 3 Light Settings:Slow flash, quick flash and steady glow (just push one button to switch) Connected by buckle,easy to use.Length adjustable;With mental hook it can be acted as a normal collar Rechargeable via micro USB:Can be charged via Phone Chargers, Laptops, PC Soft durable Nylon material,comfortable wearing. Collar of great idea for dogs/pet for short periods of use when you want to know exactly where it is and keep it safe in dark night