... Fed-Ex, of course, you can appoint another . 24V 20W electric motor waterproof led power supply Quality Control: 6 full inspection: 1 ... -circuit, no open circuit, no bad led indicator ,no high voltage, no low voltage, no output, etc 3. Assembly full inspection: to ... make sure every unit with power, no high voltage, no low voltage, no bad led indicator, low ripple, with right cables , no bad ...