I used this light for about 3 months on my Red Sea 170 tank. It is in very good condition and has not given me any problems. I have the original box for the light but not the tank mount. $300 for both.
https://youtu.be/69fD1AucyBs?si=4fRl-mUlJho5DiBQ
https://youtu.be/69fD1AucyBs?si=4fRl-mUlJho5DiBQ