LED Low Bay Fixture, 4036 Lumens, Number of Light Bars 2, Space to Mtg. Height Ratio 1.5 to1, Color Temp. 4000K, CRI 80, Length 48 In., Width 10 In., Height 3-1/4 In., Voltage 120 to 277, 34 Watts, Lumens Per Watt 118.7, Temp. Range -4 Degrees to 86...