Efficient R7S halogen bulb: 1000W lumens. Voltage: 230V. Length: 4.65 inches (118 mm). Directly replace all 118mm R7S T3 dual ended sockets. The average lifespan is 2500 hours, reducing the replacement frequency of R7S halogen bulbs. (Please measure the lamp holder size before purchasing, only applicable to 118mm lamp holders, not 78mm) [Excellent performance] High quality environmentally friendly halogen. 360 wide beam angle. 118 mm, 1000 watt, J-type double ended halogen bulb suitable for R7S socket. This is a transparent glass that provides 2700K warm white (amber) illumination and all appropriate lighting, as well as CRI 99, allowing us to see the brightness of the object under that light. Due to the characteristics of halogen bulbs, they sometimes become hot. Variable intensity R7S halogen bulb for eye protection: 118 mm variable intensity R7S J118 halogen rod, which can adjust the brightness of the light through a dimmer. Don't flicker, protect your eyes. No hazardous emissions, no ultraviolet or infrared radiation. (Note that the 150W R7S projector bulb will not be as bright as a projector of the same power when used over long distances) Widely used R7S halogen lamp pole R7S 118 mm T3 halogen bulb, used for home, store, and office spotlights, spotlights, work and safety lighting, exhibition hall, stage and studio lighting, street lighting, landscape lighting, etc.