This light has 4 different settings (25%, 50%, 75%, 100%).
This light has 2 different modes ( Veg, Flower).
I set this light at 15" above canopy.
This light has been on since 0600.
I took the following readings.
VEG at 25% this light produced 23,500 LUX or 551 Umol/s/m2
VEG at 50% this...