Aqara Door And Window Sensor P2 DW-S02D $44 was $59.00 @ Bunnings

Native Matter support
All-round compatibility
Open/Closed status monitoring
Local home automation
Easy installation & maintenance
The Aqara Door and Window Sensor P2* not only encompasses all the advanced automation and security features Aqara** is renowned for but also offers users the option to connect it directly to third-party Thread border routers, like smart speakers, and leverage all the advantages of the Matter smart home standard.

All-Round Compatibility***: Able to work with Apple HomeKit***, Google Home***, and Amazon Alexa***.

Whats In The Box: Sensor Main Unit x 1, Sensor Accessory Unit x 1, Round Magnet x 1, Flat Magnet x 2, Sticker x 4, User Manual x 1