... Constant Voltage 2,Output: 200W,12V 3,IP67,IP68 4,Certification: CE,RoHS 5,2 years ... power supply stability and high efficiency. 2. Product interference, through the EMC testing, ripple ≤ 50MV. 3. Efficiency above 80%, temperature ≤ 25 °C. 4.LED switching power supply ... the warranty period, free replacement of the same type of product or repaired bad product. CE RoHS waterproof switch power supply for ...