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 changes. (Please measure your lamp base before purchasing. For 78mm base only, not 118mm.) High-quality eco-halogen performance. 360-degree wide beam angle. 78mm 80-watt J-type double-ended halogen bulb compatible with R7S base. Clear glass construction delivers 2700K warm white lighting and a CRI of 99 for excellent color rendering. May generate heat during operation, which is normal for halogen bulbs. Dimmable R7S halogen bulb for adjustable brightness using a compatible dimmer switch. Flicker-free operation. No hazardous emissions, UV, or IR radiation. (Note: 80W R7S bulb may appear less bright at long distances compared to other types of floodlights with similar 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. We aim to ensure complete customer satisfaction. Product includes a one-year warranty and 90-day 100% refund or free exchange policy. For any questions, please directly.