Professional HID manufacturer, reflector type mv light, 50,80,125,400,700,1000w, CE and RoHS certified. Features of high pressure mercury bulb mv lamp 1000w:1) Needless to use additional ballast as substitute of incandescent bulb2) Easy to install, low investment and maintenance cost3) Slight color temperature shift, and high luminous efficacy (twice of incandescent lamps)4) Long lifespan, and ...