Home Safety

Low Energy Consumption

Working with classic AAA batteries, the sensor has a low energy consumption and a battery life of up to 6 months.

Push Notifications

You will receive notifications directly on your smartphone when the door/window is opened/closed, the batteries are running low and, most importantly, when someone tries to destroy or detach the sensor.


History records


The history record helps you keep track of the days and hours when the door/window was opened/closed.

33,99€ VAT included

Recommended Price

Ean Code: 5949120000970

Product code: TLL331091


The WiFi Door & Window Sensor is only compatible with 2.4GHz WiFi frequencies.

2.4 GHz Banner 4-01


Download and install the Tellur Smart App for either iOS or Android devices.

Add WiFi Door & Window Sensor to Tellur Smart App using
these simple steps below or play the video installation guide.
An installation guide is also available in the User Manual.

Automation Scenarios


An automation scenario enables your Smart Door/Window Sensor to trigger other smart products. For example, you can create a scenario where the Smart Ceiling Light in your hallway automatically turns on when the sensor’s state changes from “closed” to “open”.

More about automation scenarios, here.

Tech Specs

  • Power supply: 2 x AAA battery, 3V
  • Battery life: Up to 6 months
  • Open/Close notifications: Yes
  • Tamper notifications: Yes
  • Low battery notifications: Yes
  • History record: Yes
  • WiFi standard: IEEE 802.11b/g/n
  • Supported WiFi network: 2.4GHz
  • Dimensions: 7.5cm x 4cm x 1.8cm
  • Weight: 65 gr
  • Color: White
  • Package includes: 1 x WiFi Smart Door & Window Sensor, 2 x Adhesive tape, 4 x Screws, 2 x AAA batteries
  • Package dimensions: 7.8cm x 4.2cm x 4cm
  • Package weight: 85 gr