LED Low bay Light with transparent cover; White, silver and Black powder coated heat sink for option; ADC12 good aluminum diecasted heatsink with 2 different shaps option, maximum power 50W. 3 different Beam Angles from 18°、24°to 36°, PC tube in the front of COB, which make the light no glare. Efficient LEDs With Very Good Colour Rendering; Color temperature from 2700K, 3000K ,4000K,5000K to 6500K for more options; CRI≥80/≥90; L80 / 50000h; Optional TRIAC, 1-10V Dimmable Or DALI Dimmable.