One of the biggest causes of excessive energy use in homes comes from the amount of electrical equipment, lighting, and electronics we have, and how often it is left on when not needed. Recommended ...

Here is an ultra simple automatic light switch circuit for bedrooms. After construction, connect the input terminals of this circuit in parallel to the internal buzzer terminals of a Quartz-Alarm ...

When thinking about upgrading your lighting or outlets with smart home technology, smart light bulbs or plugs likely come to mind. Those are certainly useful smart devices, but a smart switch may ...