... lamp 1.Replace for 250-400W 2.OEM and ODM available 3.Good heat-sink 4.low ... decay,long lifespan 180w led high bay lamp /High level 180w led high bay lampled high bay bulb , ... to HPS, LPS, MH, and MVUnique radiator design makes it low power dissipation, and long lifespan.Superior quality, ... temperature rise, and low light decayDifferent Beam Angle to choose (45°,60°, 90-100°,120°) High level 180w led ...