LUMIPRO PB Series LED 5CCT Power Tunable Backlit Panel Light, 2'x4', 30-35-40-45-50W , 30K-35K-40K-50K-60K, 120-125lm/w, PF>0.90, 0-10V Dimming, 120-277 Vac, UL+DLC Prem, Beam Angle: 120, Size: 603x1213x37mm 5 Year Warranty | Poli LED