Satco's 13-watt, T8 U-bend LED Lamp is an ideal lighting solution for a variety of applications. This energy saving, low maintece lamp has a 160 degree beam spread and high lumens count for superior illumination. Dimmable, with a medium bi pin base, this a direct replacement for fluorescent U-bend lamps in existing fixtures with or without ballasts. This frosted bulb is versatile and delivers 50,000 hours of warm white light.