The SMSCOM 6.5amp SMART Single Fan Speed Controller MK2 is an effective way to regulate the speed of one fan. Simply plug your intake or extraction fan into the socket and you can control its speed by turning the knob. This allows you to have more control on air movement and temperature within your tent or room.
This Smart Fan is ideal for temperatire chnges for example speed up fan speed in winter to reduce temperature and then during summer months reduce speed to increase temperatures. This way you can regulate temperature effectively and easily.
These controllers should not be used alongside fans which have in-built speed controllers.