LED Retrofit Kit, Lumens 1,544 lm, Lumens Range 0 to 1,999 lm, Light Technology LED, 120/277V AC, Lighting Certification No, Dimmable No, Emergency Battery Backup No, For Bulb Type T5, Overall Bulb Shape T, Overall Height Not Applicable, Overall Length 22 1/4 in, Overall Width Not Applicable, Color Rendering Index 80, Color Temperature 3000K, Dimming Method Hi-Lume 3-Wire, Dimming Range 100 Percent to 1 Percent