The Brinno MAS100 Motion Sensor is an extension accessory for the PHV1330 PeepHole Viewer. Once installed, it detects movement near your door and sends a signal to the PHV1330 PeepHole Viewer, which in turn captures images of the visitor. This is a handy device that will let you know who came to your door while you were away.
Extension accessory for the Brinno PHV1330 Digital PeepHole Viewer
Fits into the rear slot of the Digital PeepHole Viewer
Sends a signal to the Digital PeepHole Viewer to capture videos if it detects any motion in the vicinity of your door