... ROHS approval 24V 20W electric motor waterproof led power supply SpecificationModelLPV-20-12LPV-20-15LPV ... appoint another . 24V 20W electric motor waterproof led power supply Quality Control: 6 full inspection: ... tin dross, no short-circuit, no open circuit, no bad led indicator ,no high voltage, no low ... with power ,without low voltage, without bad led indicator, low ripple, good appearance, with right ...