... , 1000W, RF-H 200W, 300W, 500W, 1000W 2) Voltage: 110V Reflector Lamps for Outdoor Use Specifications: 1) RS-H 200W, 300W, 500W, 1000W ... ) Good in photochromism, concentrate light beam, convenient use, 2,000-hours average life-time 2) Applications: illumination for house, shopwindow, display hall, commodity exhibition ...