... ,led tube light,led tube lighting,led tube,T8 led tube,led office lighting,led fluorescent light,led fluorescent lamp,LED Replacement Tubes,LED Tube Lamp,LED Tube 8,T8 LED ... after 50.000 hours operating8) Zener Diode applied to avoid full set of leds defect9) Special artwork:Anodize aluminum back hoursing10) Plastic ...