... fluorescent,lamp led ,light ledled tube,led fluoresent,led tube lamp,8ft led tube,LED R17D HO tube,LED Fa8 tube,8ft led tube,LED Fa8 light ... % efficiency with over-heat protector,can be worked well in instability voltage.Special electric circuit design.can save more than ... any conventional light sourceSpecial electric circuitdesign to drive each led seperately,so that it will not effect other leds ...