CREE UR2-24-36L-40K-S-FD LED 2' 2 LAMP RETROFIT KIT 4000K 3600 LUMENS REPLACES (2)T8 OR T12 = (1) UR2-24-36L-S-FD-DR DRIVER & (1) UR-24-40K-FD-LB-2 TUBES STEP DIMMABLE TO 50% 120/277VAC 36W 3600-LUMENS 4000K 120-277V 7 YEAR WARRANTY - DLC APPROVED