... 150W to modify for you.20W,35W,70W,150W,250W for Metal Halide lamps with CE, ROHS, ... moisture, lightning,Anti electromagnetic interference function.1, high quality, high reliability, long life. 2, its own power consumption, saving 30%. ... lamp automatically cut off the power 5, with overvoltage protection, to prevent a short time ... . Hot 150W MH Ballast for HID Spotlight with Good Quality from Manufacture