What it measures: These use infrared sensors that measure light in the air, because this is inversely proportional to the amount of CO2. As such, these sensors can give a fairly accurate ...

The passive infrared (PIR) sensor market is experiencing significant growth as demand for efficient motion detection and ...

IR blasters are hardware components and cannot be installed or downloaded. If your smartphone does not have an IR blaster, you need to use an external IR blaster device.

In fact, if you removed the sensor, you could reuse it and connect it to the IR transmitter. It wasn’t clear how you could easily package the RF transmitter and the remote.