Seeed Studio has launched two new ePaper display DIY Kits: the XIAO ePaper DIY Kit-EN04 and XIAO ePaper DIY Kit-EE04, ...

Rick] had a problem. His garage refrigerator was tasked with a critical duty—keeping refreshing beverages at low temperature.

This article explains an upgraded smart solid-state AC switch system that uses microwave Doppler radar instead of traditional ...

So I really want a SAFE way to detect mains in my workshop so can check whether I have left the lights, or more importantly, the heater on. Apart from the cost there is the fire risk too. This method ...