A dog collar but not as you know it! Featuring 6 bright LEDs you will always know where your dog is! The LEDs are securely mounted on the extra strong 25mm TPU (Thermoplastic polyurethane) Collar with padding on the inside of the collar for extra comfort. It is run by two CR2025 batteries in a Water Proof (IPX 6) box giving 35+ hrs run time. At 75cm long it will fit almost all large dogs and can be cut down to 50cm. 4 colours Red, Blue, Yellow & Pink. Band matches LEDs. 100%/Slow/Fast Strobe.