You can check your office toilet remotely without the need to go to a restroom. That enables you to focus attention only on your work.
We could verify practical effectiveness of this system over about 3 months at our small office :) .
- Spark Core
- CDS Sensor + 10kΩ
- MP Motion Sensor NaPiOn + 100kΩ
- Install Chrome Extension indicator from https://github.com/hassaku/smart-kawaya .
- Set the devise token on the configuration page of the extension.