Contact sensors continuously monitor doors and windows, notifying you if they open. These sensors improve home security and ...

That will also allow you to automate the contact sensor with other devices. The Eve Door & Window Sensor is compatible with all three major platforms along with the Matter protocol. For Alexa or ...

Now, thanks to the work of [Jonathan Armstrong] we have such a firmware for the 433 MHz magnetic door and window sensors that you can pick up on AliExpress for $4 USD a piece. The new firmware not ...

Base kit includes alarm base station, keypad, door/window contact sensor, motion detector, alarm range extender and free 30-day trial of Ring Protect professional monitoring. Pro starter kit comes ...

Add instant feedback to any door security system with the Aperio® Sensor AS100. The new sensor from ASSA ABLOY maintains the integrity of a security system by detecting and transmitting door status ...

There are two major parts to a contact sensor: the sensor and the magnet. Those need to be placed on the opposite sides of whatever you want to monitor. Doors have always been one of the most ...