How does power of LED relate to Par?

mperlst216

Premium Member
My current Led light uses 2 watt LEDs. I have the white at about 40% and the blues at about 80%. Corals are happy. My current tank is 24 inches deep. I am moving to a 29 inch deep tank. My fixture sits 4 inched above the water. I need to decide ASAP if I need to change the LED modules to 3 watt or 4 watt or even 5 watt. I have not taken Par readings with my current LED fixture
 
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