... H 200W, 300W, 500W, 1000W 2) Voltage: 110V Reflector Lamps for Outdoor Use Specifications: 1) RS-H 200W, 300W, 500W, 1000W, ... RF-H 200W, 300W, 500W, 1000W 2) Voltage: 110V/220V 3) Base: E27, E39, E40 Features: 1) Good in photochromism, ... -hours average life-time 2) Applications: illumination for house, shopwindow, display hall, commodity exhibition room and billboard Reflector Lamps for Outdoor Use