Airflow iCON TM has an adjustable timer module that runs from 1 to 30 minutes and is controlled by either remote or light switch operations. The module concept which is unique to iCON, gives one the option of determining how you wish to control the fan. Airflow’s control module can be easily fitted into the iCON 240V extractor fan range with its simple click in design. · · · Compatible with all three-size iCONs of 15, 30 and 60 · · Fits in all 240V iCON fans · · Manual ON/OFF control via pull cord or remote switch · · Timer: 1 to 30 mins · · Easy plug-in installation · · Circular design, no squaring up · · Complies with Building Regulations · · Stylish, slim and unobtrusive in walls or ceilings