700w

Hi everyone just wondering does anyone no the v rating for zener diode in mars hydro 700w and 900w led light they come in 3v all the way to 56v not sure with one to get cheers

Any idea what these stripes could be caused by? Plants are 2 weeks from harvest. Plants are indoor hyponics Ph:5.5 PPM 600 water temp 70 F Room Temp 75 F Humidity 50 % Using 2 700w Mars LEDs 18" above plants Lighting 12 on / 12 off Help is greatly appreciated.