For your general purpose lighting needs consider using the Philips 15-Watt Cool White Linear Fluorescent Light Bulb (F15T8 15 WATT) This bulb casts a cool， white glow that can shine up to 7，500-hours. You can use this fluorescent light bulb as an alternative to shop lights. This long-lasting bulb can be used in garages， workshops or basements.

Brightness: 870 Lumens

Estimated yearly energy cost: $1.81 (Based on 3 hrs/day， 11c/kWh. cost depend on rates and use)

Lasts up to 6.9 years (based on 3 hours/day)

Light appearance: 4100K (Cool White)

Energy used: 15-Watt

Lumens per watt: 58

T8 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 general purpose applications including offices and basements