- High Performance R7S Halogen Bulbs: This pack includes five 80W halogen bulbs, each offering 1390 lumens of brightness. Designed for AC 220-240V, with a width of 0.31 inches (8 mm) and a length of 3.07 inches (78 mm). Ensure compatibility by measuring your lamp base; these bulbs are specifically for 78mm sockets. - Exceptional Light Quality: Experience a warm white light at 2800K with a high Color Rendering Index (CRI) of ≥80Ra. The omnidirectional 360° beam angle ensures even illumination, making them perfect for various lighting needs. - Dimmable and Eye-Friendly: Adjust brightness easily using a compatible halogen dimmer (avoid LED dimmers to prevent flickering). Enjoy flicker-free lighting that protects your eyes while creating a cozy atmosphere for your family. - Vivid Illumination: Replace standard bulbs with our halogen options to enhance the vibrancy of your space. Ideal for living rooms, dining areas, or workplaces, these bulbs provide clear and beautiful lighting. - Versatile Applications: Perfect for use in track lighting, wall sconces, or outdoor floodlights, our R7S halogen bulbs offer flexible lighting solutions for your home or office. Choose our R7S halogen bulbs for reliable performance, superior light quality, and versatility in any setting.