SONOFF PIR3-RF – 433MHZ RF PIR motion sensor

【Motion Sensor & Camera Binding】Alarm notification, by binding a camera, monitor your home on the double insurance. 【Alert Mode/Normal Mode】Two built-in modes which are two different trigger time mechanisms to meet your needs in different scenes. 【Smart Scenes】Set the smart scenes based on your needs, trigger more devices/scenes. 【Easy Installation】3M adhesive or screw mounting (universal joint). 【Note】Batteries are not included in the package