High efficiency R7S halogen bulbs 80W 800 lumens. Voltage: 230V. Length: 3.07" (78mm). Direct replacement for all T3 78mm R7S double-ended sockets. Average lifespan of 2500 hours, reducing the frequency of bulb replacements. (Please measure your lamp base before purchasing. Compatible only with 78mm base, not 118mm.) High-quality eco-halogen performance. 360-degree wide beam angle. 78mm 80-watt J-type double-ended halogen bulb suitable for R7S base. Clear glass construction provides 2700K warm white lighting and a CRI of 99, enhancing color vibrancy of objects. May generate heat during operation, consistent with halogen bulb characteristics. Dimmable R7S halogen bulb for R7S J78 double-ended fixture. Compatible with dimmer switches to adjust brightness. Flicker-free operation. Free of hazardous emissions, UV, and IR radiation. Note: 80W R7S floodlight bulb may appear less bright at long distances compared to other floodlight types of the same wattage. Suitable for a wide range of applications including home, shop, and office spotlights, task lighting, security lighting, showrooms, stage and studio lighting, floor lamps, and landscape lighting. Designed for reliable performance. If you have any questions, please reach out for support.