P42/M42HC: Up to 10 secondary sensors can be connected. Wireless and wired can be combined – However, maximum 10 pcs. in total. M42: It is not possible to connect secondary sensors. If there is a need for secondary sensors, a P42 should be used instead.

Yes – The necessary configuration can be done via the Detector tool App.

The timer can be extended by 2 hours by making a long press of more than 10 seconds on the push-button.