. . .Next GenerationTechnology TodayThe New Evolution Rotary Fan Speed Controller Range.For real “hands on control” this is a fantastic solution to optimise and control your Grow Room’s environment.It’s so easy to just dial in the prefect conditions for your plants to grow in.You can edit any setting in seconds, no menus to get lost in, simply turn the dedicated controls and your done, it’s that easy.Full 1 year warranty Temperature SensorEvolution Rotary Fan Speed ControllerClick on graphic for larger imageEvolution Rotary Fan Speed Controller Overview:Related ProductsProduct Feature AreaThe Evolution Rotary Fan Speed Controller will be available in various form factors:5 Controller Option4 Controller Option2 Controller OptionProduct Status: Available SoonProduct Status: Available SoonProduct Status: Available SoonProduct Status: Available Soon