Octagon Wireless Door Window Sensor

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Octagon Wireless Door Window Sensor


100 in stock

Transform your building into safe and secure premises with the Interfree Octagon Smart Door Window Sensor.




Only $14.99 shipping within Australia

Australian Designed & Owned

Experience Australian design and ownership in our smart home devices.

Free Extended Warranty

All interfree products come with a 12-month extended warranty.


The Octagon is an innovative door and window sensor that detects the opening and closing status of any door or window, sending real-time notifications directly to your smartphone and ensuring complete security of your premises.

Features such as scene control and IFTTT allow you to set customised scenes on the Interfree App, so that you are greeted as soon as you open the door. Have a battery life of up to 8 months or 700 triggers, and notifies you when the battery is low.

Easily install with 3m adhesive tape in multiple places around your premises, to enhance security and functionality.

You can easily install and uninstall this Interfree Door Window Sensor, allowing you to conveniently move the sensors around to different locations in your home or building.

Additional information




  • Australian Standard Certified. 
  • Easy QR Code installation. 
  • Complete secured and stable connectivity. 
  • Easily installable on any surface. 
  • Low Power Consumption: Battery life of approximately 8 months or 700 triggers. 
  • Real Time Battery Status. 
  • Real time notifications of the open status of any door or window. 
  • Real time notifications when battery is low. 
  • By using IFTTT platform and using open and close status can be used to trigger an automate rule.


Communication Protocol: WIFI 2.4G 
Working Temperature -20°C to 60°C 
Battery: One AAA rechargeable battery, 20 triggers / day, battery life can last for around 6 months. 
Power Consumption: 10µA 


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