... 3. 12V/24V 4.CE&ROHS LED Power supply SUNSHINE Waterproof transformer adopt top-grade aluminum alloy ... and LVC test, CE and Rohs approval, lower power consumption, better environment protection. Omni bearing waterproof design ... temperatureProtection type : Shut down o/p voltage, re-power on to recover ENVIRONMENTWORKING TEMP.-30 ~ +50°C ... , line regulation and load regulation. LED Power supply