Shelly Wi-Fi Door / Window Sensor 2



Shelly Wi-Fi Door/Window 2 is designed to detect and report the opening and closing of doors and windows. Its compact design allows it to be easily installed on any virtually door or window, and because of its small size, the sensor is hardly noticeable.

SHELLY Door/Window 2.

Open or closed?

Shelly Door Window Sensor 2
Shelly Wi-Fi

No Hub required – Shelly Door/Window 2 sensor uses your home Wi-Fi network.

Shelly DW 2 - Open or Closed
Open / close sensor
Shelly Door/Window 2 detects and reports the opening and closing of doors and windows.
Shelly DW 2 - Safety
Safety sensor
Get reminded about open windows when you’re about to leave home, go to sleep, or if it may rain.
Temperature sensor

Keep your home comfortable with the built-in temperature sensor monitoring your spaces.

Light sensor
Shelly Door / Window 2 has an integrated LUX (light level) sensor built-in.
Shelly DW 2 - Wire free
Easy installation

Completely wireless – Simply place the sensor on your door or window frame and you are all set.

Shelly 1 - Highly compatible​
Highly compatible

Question  the status with your voice. Compatible with Amazon Alexa and Google Assistant.

Shelly - Control remotely
Monitor remotely
Monitor you home, no matter where you are via the Shelly Cloud app and your phone.

A safer home.

Shelly Door/ Window 2 sensor makes your home safer by reminding you if any windows or doors are open when going out.

Shelly DW 2 - Safer Home

A smarter home.

Shelly Door/ Window 2 can give a warm welcome when entering your home. When placed on the front door, the sensor can be set to automatically turn the lights on when the door is opened.

A secure home.

Choose to receive an instant notification to your smart phone if a door/window is opened… when it shouldn’t be.

App Control.

With the best cloud service in the World, user-friendly interface, scenes, bulk control and much more… the Shelly Cloud application allows you to control your home from anywhere. Each Shelly can be integrated and works with all other Shelly devices in the Shelly app.
Shelly 1 - App Control

Voice control.

Shelly devices are fully compatible with Amazon Alexa and Google Home.
“Hey Google, is the back door open?”
“Alexa, is the garage door closed?”

Flexible control.

Shelly Wi-Fi devices can work without a hub… but they are also compatible with…

Full control.

Shelly is an open platform. With the embedded web server and HTTP commands, Shelly can be made compatible with your home automation systems and projects… securely and easily.

Shelly - Developers

The finer details


Battery: 2xCR123A – NOT included
Battery life: 18 months
Power supply AC: No
Power supply DC: No

Special functions

Scene control: Yes - Activate or deactivate synchronized actions of several Shelly devices
Device control: Yes - Activate or deactivate individual Shelly devices
Temperature sensor: Yes (– 40°C ~ 60°C (± 1°C))
Lux sensor: Yes
Tilt sensor: Yes
Vibration sensor: Yes
Motion sensor: No
Water sensor: No


Operational temperature: -10ºC to +50ºC
Local and remote control: Yes
Sunrise/Sunset timer: Yes
Weekly schedule: Yes


Wi-Fi protocol: 802.11 b/g/n
Radio frequency: 2400 – 2500 MHz
Radio signal power: 1mW
Wireless range: up to 50 m outdoors and up to 30 m indoors (depending on the building materials)


Size: 82mm x 23mm x 20 mm & 52mm x 16mm x 13 mm

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