A CRI: 90 , Design: Architectural Troffer , Dimmable / Non-Dimmable: Dimmable , Green Certification or Other Recognition: DesignLights Consortium (DLC) , Height: 4.75" , LED Replacement For: U-Bend , Length: 23 7/10" , Lumens: 3200 , Lumens Per Watt: 90 , Rated Life: 50,000 hr. , Temp. Range: 0 to 35 Degrees C , Voltage: 120 to 277 , Warranty: 10 year , Watts: 35 , Width: 23 7/10"