Fluorescent Lamp Technology: High-quality circular fluorescent tube designed for reliable and efficient lighting performance Round Shape Design: Circular configuration allows for compact installation in compatible fixtures and luminaires 22 Watt Power Rating: Energy-efficient 22-watt consumption provides bright illumination while maintaining low operating costs 865 Daylight White Color Temperature: LUMILUX Cool White light color delivers crisp, natural daylight illumination at 6500K for enhanced visibility Long Service Life: Rated lifespan of 6300 hours ensures extended operation before replacement is needed High Luminous Output: Produces 1150 lumens of bright light output for effective illumination of your space Compact Dimensions: Tube diameter of 29mm and overall length of 209mm makes it suitable for space-conscious applications, Weight: 0.220462262 pounds, Manufacturer: Osram