3W LED Power Driver 1:sample viable 2.PF:92% 3.100% full load burn-in test,aging test 4:plastical 3W LED Power Driver supplier & manufacturer & exporter Features: 1,Suitable for LED lighting and LED sign applications2,IP protection standard: IP683,Efficiency: 83%4,Protections:overload/over voltage/over current/over temperature/short circuit.5,Storage temperature: -40-60°C6,Operating temperature: ...