The size and price of the ESP wifi modules have quickly made them into one of the preferred building blocks for IoT devices. Unfortunately they are not particularly well suited for very low power ...

The solar cell ambient light sensor is attached to a transparent cover layer, a color filter layer, or any other layer of the display. When the accumulated voltage is not being sampled for ambient ...

Keeping plants alive is easy if you’re diligent and never forget to check on your green friends. However, a little electronic ...

Despite its flaws, the Reolink Solar Floodlight Camera largely succeeds thanks to its solid design and decent camera quality.

Here is one simple circuit of a general-purpose white LED security light with Passive Infrared (PIR) Motion sensing mechanism. At the heart of the circuit is a PIR sensor module SB0061. SB0061 is a ...