What is the point of reviewing a cheap timer module, especially if it is based on the ubiquitous 555 timer chip? Recently I got an ‘updated’ version of the common 555 timer relay module.

This relay unit is designed to operate with a 5VDC supply, and tailored to follow commands from the 3.3V I/O (G26) of the M5Stack Atom Lite. So far so good! In my view, overall safety should be the ...

What Is An Automotive Relay, and What Does It Do? In the simplest terms, a relay permits a small, independent, low-current circuit to control an independent, high-current circuit.

For that reason, [Hulk] designed a simple relay module in order to cut the amount of time he spends implementing this solution in his various other projects.

Aqara today announced the availability of its Dual Relay Module T2, a new addition to the Company’s relay portfolio.

Tweet this The connected relay device will enable homeowners to see, monitor and control their home energy at the individual circuit level, all from the Wiser Energy app.

The SRM Safety Relay Module has been certified by exida for single use in Safety Instrumented Systems up to SIL 2.