Sunshine Systems GPP300 GrowPanel 300 Watt Pro LED Grow Light 80-percent more energy efficient than metal halide or hps lamps - drastically reduce your electric bill Large 50 square foot coverage area Can be used with any indoor growing method - hydroponics, aeroponics, soil 80-percent more energy efficient than metal halide or hps lamps - drastically reduce your electric bill Large 50 square foot coverage area Can be used with any indoor growing method - hydroponics, aeroponics, soil Discreet - No thermal footprint No need for additional cooling equipment, ballasts or reflectors