These Philips 40-Watt T12 Cool White Linear Fluorescent light bulbs (F40T12/CWS PLUS) produce 2550 lumens of cool white light to illuminate your home or business for efficient task lighting. The bulbs last for an average of 24,000 hours for long-lasting usage.

• Brightness: 2550-lumens
• Estimated yearly energy cost: $4.82 (Based on 3 hrs/day, 11c/kWh. cost depend on rates and use)
• Lasts up to 21.9 years (based on 3 hours/day)
• Light appearance: 4100K (Cool White)
• Energy used: 40 Watts
• Lumens per watt: 63.8
• T12 bulb shape, medium bi-pin base
• Contains mercury: yes (for more info on cleanup and safe disposal, visit: epa.gov/cfl)
• For indoor, commercial and residential use
• Ideal for indoor general lighting purposes for commercial and residential use