About This Specifications: 25 Pcs packing, F54T5/841/CW fluorescent replacement bulbs. Wattage: 54 Watts, CCT: 4100K cool white, lumens: 4300, CRI 80+, G5 bi-pin base, Length: 4FT/46 inch Bright & Energy-Efficient: 54W T5 High Output (HO) fluorescent tube delivers 4100K cool white light, perfect for workspaces requiring clarity and reduced eye strain Superior Color Accuracy: 80+ CRI ensures vibrant, true-to-life color rendering, ideal for tasks demanding precision like offices, labs, or retail displays Long Lifespan: designed to last up to 20,000 hours, minimizing replacements and maintenance costs Versatile Application: Suitable for commercial, industrial, and institutional settings—offices, schools, hospitals, warehouses, and retail stores Easy Compatibility: Designed for T5 HO fixtures with G5 bi-pin base Overview Brand : Konideke Light Type : Fluorescent Special Feature : Energy Efficient Wattage : 54 watts Bulb Shape Size : T5 1/2