High efficiency R7S halogen bulbs 100W 1000 lumens. Voltage: 230V. Length: 4.65" (118mm). Direct replacement for all T3 118mm 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 118mm base, not 78mm.) Excellent performance with high-quality eco-halogen technology. 360-degree wide beam angle. 118mm 100-watt J-type double-ended halogen bulb designed for R7S base. Clear glass construction delivers 2700K warm white lighting and a CRI of 99, enhancing color vibrancy of objects under illumination. Note: bulb may become hot during operation due to inherent characteristics of halogen technology. Dimmable R7S halogen bulbs compatible with dimmer switches for adjustable brightness. Flicker-free operation helps reduce eye strain. Free from hazardous emissions, UV radiation, and IR radiation. (Note: 100W R7S floodlight bulb may appear less bright at long distances compared to other types of floodlights with similar wattage.) Wide application for R7S halogen rods. Suitable for 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.