This digital fan controller is a temperature-dependent speed controller for rooms with air flow in and out. The fan controller keeps the room temperature constant and under pressure to prevent odors from escaping. It can be easily controlled, adjusting the desired temperature, minimum speed and pressure in your grow on four knobs. The controller comes as a finished part and is ready to use. This reliable fan controller comes complete with a sealed water resistant cover, plug with flap-lid and a low voltage sensor making it perfect for damp rooms. The sensor comes with a 4 meter long cable and can be extended up to 50 meters. Information: Controller: WxHxD = 160x100x90mmDesigned for: 2A / 2x200W / TRIAC 2x16AVolt: 230V / 50HZDigital sensor 5V Measures temperatures from -55 ° C to + 125 ° C0.5 ° C accuracy from -10 ° C to + 85 ° CIngress protection IP54Temperature: 20C ° to -30C °Minimum speed: off, 20% to -100%Vacuum: 100% to -50%