u2028The Aqara Presence Multi-Sensor FP300 is now available worldwide via Aqara’s website, official retailers, and Amazon ...
Step-by-step guide on designing and programming a custom I2C slave sensor device using Arduino..
The $50 sensor runs on two coin cell batteries so you don’t need a nearby power source for installation.
Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...