They are led and adequately large, as visualized. The lighting power is not as bright as i thought they would be, but still enough.

Noticeably brighter, warmer (2700k) light and uses just 9 watts. It is noticeably brighter than the old fluorescent tube i used.

Highly recommended. A little more costly than the original, but worth it. Completely worth the extra money over conventional fluorescent tubes.

Replaced the old tubes in my camper. Rewired by dazor utility lamp to use these tubes. Simply remove the old starter and replace the tube. Truly plug and play.

Something is definitely defective with the one i received. As a fairly expensive bulb replacement, it's worth every penny when it works -- but not if it dies in less than a year. Contacted seller - despite listing as free returns - seller refuses to p...  Read More