LED Dog Collar,Pashion New USB Rechargeable Nylon LED Flashing Light Up Dog Night Safety Collar W/circular Pendant Collar with 6 Colours & 4 Sizes Weatherproof - good for all conditions, Adjustable & Comfy for your dog Rechargeable via USB - by connecting to devices such as Tablets, Laptops, PC's, & Smart TV's. USB cable included Modern LED lights GLOW & FLASH brightly which makes one of the most effective high visibility dog safety collars available Makes walking the dog a more relaxing experience. It is also much more enjoyable and great fun watching your dog glow-in-the-dark No more wasting money on batteries,less waste,eco-friendly and much better value for money than battery powered versions of this product