Manual: Purelight PL-16.000RGB compact CT / PL-31.500RGB compact CT / PL-16.000G compact CT / PL-32.000G compact CT Manual: Purelight PL-16.000RGB compact CT / PL-31.500RGB compact CT / PL-16.000G compact CT / PL-32.000G compact CT Interlock / Safety Final statement There is a Interlock-/Safety-LED on the rear side of the device. If this LED lights up, Product and package leaving warehouse without faults.