Elkay presents this microwave based timer system that detects movement using microwaves. It has plenty of options for adjusting the the range delay and lux/daylight level settings. It features a series of dip switches on the back of the unit which can be adjusted to suit between a 2 minute to 2 hour timer system. And the range of detection can also be adjusted between 15 to 30 metres. It has been designed for use with all general load types up to 16A including lighting loads such as LED CFL Incandescent etc. It is recommended to mount these between 1.2m and 2.5m in height to cover the appropriate areas. This product requires a neutral connection and a back box depth of 35mm.