... ,blue,green,white,pink 3.Brightness and speed adjustable Led Belt Buckle/ LED kry ring/ LED tag necklace Specifications:Size: 13.5*1.2 ... : 21*7Power supply: Two CR2032 Operation time: 48 hoursFeatures:(1) LED color: Red/Blue/ Jade Green/White/Yellow/Pink available(2 ... , down, left, right and flash etc.(6) Belt buckle: Plain belt buckle, rhinestone belt buckle(7) You can choose back cover or not ...