... suitable for installation under 6MTopsung LightingHB515 30W, 40W, 50W1.Led industrial lamp, LED low Bay (30W, 40W, 50W)2.1pc high power LED ... LED light source and high efficiency imported LED driver. Compare with sodium lights, it can save electricity around 60%.9.Environment ... beam angle: 110degree HB415 beam angle: 45 degree Power: 30W, 40W, 50W, 60W, 80W, 100W, 120W, 150W, 200W Hot-sale Model ...