"· equipped with built-in light sensor, energy saving in unmanned daytime environment
· when lumen is low (＜10lux), light will auto turn on
· when lumen is high (＞25lux), light will auto turn off
· high quality driver with minimized flickering
· high quality chips with aluminum pc body and high diffusion cover
· dimmable option
· lifetime of 15,000h~25,000h with 2-3 years warranty"