400w Hps/mh High Pressure Sodium Metal Halide Electronic Digital Air Cool Grow Lights Grow Lights System (120v/240v) Operates both MH and HPS lamps 1 x 400-watt super hps bulb and 1 mh bulb 6-inch standard air cooled hood Earth Worth Yo-Yo Reflector Hanger System Cuts off when a short is detected for ultimate safety