Shine for Dogs Light up LED Glowing Dog Leash, USB Rechargeable (Cable Included) Make You & Your Dog Visible - 5 Colours (Blue, Red, Green, Lime and Pink) - See Matching Rechargeable Collars RECHARGEABLE via USB - cable included. Never buy batteries again! NEW DESIGN: ULTRA bright using 4 x high output LED instead of 2 Hours of walk time - up to 10 hours of light per charge, simply recharge for just 30 min DURABLE + WEATHER RESISTANT - Uses Fiber Optics not WIRE LED, insulated system withstands weather. 3 Modes: Continuous ON, Rapid Flashing, Stead Flasing