... 50-60HZ5.Optimized circuit design,breakdown of anyone LED will not influence other LEDS6.With side lighting ... backlight for Advertising Art9.Beam Angle:>120°, RA>75, IP44, CLASS10. Life-span: ≥ 50,000h,without maintain11. ... led lightings, like led panel light, led grow light, led aquarium light, led street light, led floodlight, led high bay light, led tunnel light, led tubes, and other indoor led ...