... 4.low light decay,long lifespan e40 led high bay / Low power consumption e40 led high bay 150w high bay ... led light , e40 led high bay , bridgelux led ... LIGHTcan replace for 250-400W MH Lamp or High Pressure Sodium Lamp.11000-16000lm Good heat-sink,low light decay, ... choose (45°,60°, 90-100°,120°) Low power consumption e40 led high bay