Detailed Product Description led strip SRT-RP002Length: 30/60/90/120cm-----600CMVoltage: DC12/24VColor:RGB ... one controller may control one strip or two strips or four strips) Specification: 30cm/15LED, 60cm/30LED, 90cm/45LED, 120cm/60LED, 150cm ... /75LED-----600CMColors: red ,blue, yellow, white, green, RGB The LED decorative lights strips,with good waterproof ...