This is Pet Dog LED Safety Flashing Blinker Light Tag Collar,A useful tool to find your pet * Very shining, can be seen up to 1/2 mile away Waterproof, but try not to submerge in water * Powered by:LR41 Batteries (included) Color: Rose * Length:60mm Material: Aluminum * Package includes: 1 X Flashing light pet collar tag 1 X Battery