The 1000-watt HPS/MH HiLUX GRO Lamp gives plants the blues of a metal halide and the reds of a high pressure sodium together in a single light source. Emitting 117,000 initial lumens with a 12,000-hour life rating, this full spectrum light enables gardeners to grow from root to fruit using only a 1000-watt HPS ballast. Multifaceted dual-arc lamp operates best in the horizontal position and includes a one-year manufacturer?s warranty.