Active Air Fan Speed Adjuster microbes dim and boost multiple USB-compatible

dim and boost multiple USB-compatible Hydrofarm ballasts at once—up to 256 in each of two independent zones for a total capacity of 512 ballasts

With a usage rate of 1 ml per gallon

8" open end for sealing

Operating mode: Heating or Cooling

Active Air Fan Speed Adjuster microbes dim and boost multiple USB-compatibleHydrofarm's Fan Speed Adjuster was designed especially for centrifugal fans. This means it will help prevent damage to fan motors, ensuring longer life. (Meant for use with brushless motors, and all Hydrofarm inline fans, not booster fans) It will correctly and precisely adjust the speed of centrifugal fans. These controllers are more sensitive than any on the market, and are compact and built to last. Features Internal electronic auto resetting