•Presence detector PIR •Square detection area 360°,up to 8x8mtr for reliable and easy planning. •Master/slave functions up to 10 detectors to expand detection area. •Choice of fully or semi-automatic operation •Automatic lighting control based on presence and brightness •Ceiling installation for suspended ceiling •Zero cross-over switching for relay-saving switching and high lamp loads •Push-button or switch options for manual switching •Room monitoring with selective movement detection •Self-learning time delay