EiKO 15413 Model MH150/U/MED ArcMaster HID Metal Halide Light Bulb, 150 Watts, Medium Screw (E26) Base, ED-17 Bulb, 5.50"/139.7mm MOL, 2.13"/54.0mm MOD, 3.44"/87.3mm LCL, 11.5 Milligram Mercury Conten,EiKO,MH150/U/MED" /> 150 Watts, Medium Screw (E26) Base, ED-17 Bulb 5.50"/139.7mm MOL, 2.13"/54.0mm MOD 3.44"/87.3mm LCL, 11.5mg Mercury Content 14000 Approx Initial Lumens, 10500 Approx Mean Lumens CT deg K 4000, 15000 Rated Life