Zigbee Door & Window Sensor
Compatible with Alexa & Google Home:

Just use your voice to control the connected devices through Alexa or Google Home.

It can also perform auto control along with other smart devices compatible with Smart Life.

Convenient for you to detect your doors, windows, cabinets, drawers or anywhere you want when it is opened or closed.

Enjoy Your Smart Life:

When you leave home, it will push notification message to you when the door / window opens or closes, so you can detect the intruder in time.

Moreover, you could share the device to your family members and track the history of sensor activities.

Easy to Install:

No complicated installation tools required. The sensor can be installed with double-sided tape or screws (included) in just a few steps,

Sonoff Pir3-Rf
•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).

RF BridgeR2

RF433MHz And Wi-Fi Protocol Supporting Help 433MHz RF devices to communicate with WIFI devices, extend the smart home ecosystem.
•Strong Connectivity, Limitless Possibility The bridge supports adding RF 433MHz devices up to 64 that SONOFF has released,

like PIR3-RF PIR Motion Sensor and DW2-RF Wireless Door/Window Sensor, making your home smarter.

Compatible With 433MHz Remote Controller & Easy Management Having dozens of RF433MHz devices and troubled in control them in a mess,

this RF BridgeR2 will help you get rid of it. Just migrate them to your phone.With Compatible with 433MHz remote controller for easier control.

You can add up to 16 devices and up to 64 buttons.
• RF Alarm & Trigger Smart Scenes Can add alarms to trigger the device by setting a smart scene.For example,

once the door is opened (Matched with DW2 door/window sensor), you will receive a notification with your lights on automatically.