Risco RWX95P86800D iWAVE Wireless 2-way Pet/PIR - 868MhzThese detectors can provide unobstructed 90 degree coverage up to 12m with PET immunity for a cat or dog weighing up to 36kg. You will need to use one of the kit detectors in the room where you would like the main control panel. We would recommend a detector in: any room where you keep high value items, any room where there could be a vulnerable entry point (e. g. a large opening ground floor window or a flat sloping roof which gives easy access to a