Metal halide lamp (clear) range: 1) Type: MH1000W E40 2) Wattage: 1,000W 3) Color temperature: 4,200 4) Lamp voltage: 135 / 260 5) Lamp amperes: 7.50 / 4.10 6) Luminous flux: 88,000 7) CRI: 65 8) Average life: 10,000hrs 9) Base: E40 10) Bulb: T65 / ED37 / BT37 Features: 1) High lumen output 2) Long life 3) Excellent color rendering 4) No ultraviolet radiation 5) Less color temperature shift 6) Applications: lighting of supermarkets, airports, hotels, roads, city landscapes and flood lighting greenhouse, plant growing, horticulture, hydroponics Packing: 20pcs/ctn