... you need. 6. Emitting Colr: red, yellow , blue, green ,white , pink ,purple, warm white. 7. Life Span: 50000 hour in average. 8. Waterproof ... per roll: 300pcsColors:(R)Red, (B)Blue, (G)Green, (Y)Yellow,(W)White, (WW)Warm WhiteOperating Voltage: DC12V /DC24VCurrent per 3 LEDs ...