Growers Choice GC- 1000W MP CMH w/4K spl_bfg Calibration with this meter is

Calibration with this meter is easy and completely automatic

Model number nomenclature is further specified as follows: 5XY: X = 1 (120 Volts) or 2 (230 Volts) Y = E (E-tubes) or F (F-tubes) For example

Factory Calibrated: The PH-200 meter is three-point factory calibrated to 4

Samsung white LEDs and Osram deep-red LEDs

Growers Choice GC- 1000W MP CMH w/4K spl_bfg Calibration with this meter isCultivators who want the ultimate quality will want to get their hands on the new Master Pursuit 1000w CMH all in one fixture. Utilizing twice the amount of photon flux output (2000 umol s) than the GC 500w CMH lamp, this new innovative technology provides the same intensity but with a full par spectrum that will cater to your plants specific needs by allowing you to customize your spectrum while using a wide variety of lamps, such as the 3k and 3k R.