GE, LED15ET835-V6P, 4', 15W, Bright White Light Color, White Bulb Color, T8 Shape, Tube LED Light Bulb, Equivalent To A 32W Fluorescent, Medium Bi Pin Base, 1,750 Lumens, 3,500 Kelvin Color Temperature, CRI = 80, 16 Year, 15,000 Hours Rated Life, 48", Dimmable If Used With Dimming Ballast/Driver, Work Spaces. For use with approved electronic ballasts.