How replace florescent tube by LED tube, how to judge remove or not remove ballast.

The method of choosing proper dimmer for LED tube and the steps to install them. Typical symptoms are listed.

Track lights are easy to meet various decoration design demands, and widely used in commercial occasion. To prolong it's life span, do you know about how to maintenance your track light?

The difference between ballast compatible tube and ballast by-pass tube, their advantages and disadvantages.