1,Constant Voltage 2,Output: 200W,12V 3,IP67,IP68 4,Certification: CE,RoHS 5,2 years ... Specification Model No.WTF-D12200CShell materialAluminumInput VoltageAC170-250VOutput Voltage,Current12V / 16.7AOutput Power200WGrade of water proofIP67,IP68CertificationCE, RoHSWorking surroundings temperature-40 ... type of product or repaired bad product. Waterproof driver 200W 12V led power supply