Description: This is a smart motion sensor which can work dependently without hub , can accurately detect moveing in the room , there are two mins detect model and four mins detect model , and can be compatible with Alexa and google home assistant to push and start the voice assistant to protect the house security . Besides, it can IFTTT other smart items . Also, it can associate 2 device sot work to creat your own scene and shart your devices to others directly Fast Instant Alerts: When it is triggered, such as human motion or movement, an instant notification will be reported to your smart phone within 3-10 seconds depends on internet speed. The built-in redial function allow PIR sensor auto connect to the network after resetting the wifi router 24/7 Pro Monitoring: smart PIR sensor offers round the clock monitoring of your home. Use in a room or anywhere you want to be notified when motion or movement. Catch every activity and send alert to your Android or phone. It's easy for you to keep an eye on the security of your house Two Modes Switch: There are two can be selected for this sensor. 2 and 4 minutes . The sensor will detect the first movement instantly and then wait for 2 or 4 minutes before detecting the next motion. This will avoid the false alarm and also save the battery life. You can choose what you need DIY: Easy for installation. Double sided self-adhesive tape (included) can be used to fix the sensor Specification: Battery: AAA 1.5V x 3pcs Not included Standby current20uA Standby time1 years Standard 5 months (15 times/day) Eco 5 months (15 times/day) Sensitive angle: 120 Size:65mm x 65mm x 30mm Package Includes:(2 Pack) 1x Smart PIR Motion Detector (AAA 1.5V x 3pcs Battery not Included ) 1x User Manual 1x Double sided self-adhesive tape