Incandescent Bulb, Bulb Base Type Double Contact Bayonet (BA15d), Bulb Housing Glass, Bulb Shape T8, Bulb Finish Clear, Light Technology Incandescent, Shatter- No, Trade Number 25T8, Voltage 120V AC, Watts 25 W, Rated Life 1,000 hr, Dimmable No, For Enclosed Fixtures Yes, Light Color White, Rough Service No, Indoor/Outdoor Usage Indoor/Outdoor, Bulb Minimum Starting Temperature -31 Degrees F, Bulb Power Source Direct Wired or Plug and Play, Bulb Start Type Instant