LUMIPRO PB Series LED 5CCT Power Tunable Backlit Panel Light 2'x4' 30-40-50-60-72W 30K-35K-40K-50K-60K 125lm/w PF0.90 0-10V Dimming 120-277 Vac UL+DLC Prem Beam Angle 120 Size 603x1213x37mm 5 Yr Wrty | Poli LED