Yale Alarm Door Window Detector - SR-DC, white, SR-PC

"The motion sensor images automatically triggers the alarm when an intrusion is detected and transmits an image to your smartphone. You can also get an image on demand from the Yale Home app. This feature helps to remove doubt about a potential intrusion or false alarm. This motion detector covers a wide surveillance area thanks to its detection range of 12 m with a 110° angle. The motion sensor images is compatible exclusively with Yale SR-3XXX (SR-3200i, SR-3400i, 3800i, etc.). It operates on batteries and communicates with the alarm system via secure radio frequency."