Controllor for LED RGB Strip Controllor for LED RGB Strip, Dimmerble,12V 72W, can drive 10 meter LED Strip (30LED/M) Max. Controllor for LED RGB StripControllor for LED RGB Strip, Dimmerble,12V 72W, can drive 10 meter LED Strip (30LED/M) Max. Controllor for LED RGB Strip, Dimmerble,12V 144W, can drive 20 meter LED Strip (30LED/M) Max.