Control Freak Dynamic Frequency Fan controller
These fan controllers not only cut costs but run silently and have over 90 speed settings on an easy to use LCD screen display. With this incredible range you have absolute control and getting your growing environment to the right temperature should be a breeze!
Unlike other fans the electric charge is not run through resistors but chopped through the electrical circuitry which kills dead any awkward buzzing noises. Slower fan speeds are set to use less power so the Control Freak saves you cash too. With two plug sockets this nifty lightweight controller is suitable for use with both intake and extractor fans.
The Control Freak fan is with digital temperature sensing technology is available in 3amp, 7 amp and 13 amp versions.