1,Constant Voltage 2,Output: 200W,12V 3,IP67,IP68 4,Certification: CE,RoHS ... 50MV. 3. Efficiency above 80%, temperature ≤ 25 °C. 4.LED switching power supply with overvoltage protection, short circuit protection, overload ... to ensure the stability of the power, so that LED lighting effects better and live longer.6. Products have the ... or repaired bad product. Waterproof driver 200W 12V led power supply