This automatic circuit saves energy and greatly assists your visitors, especially at night. The “single-chip” circuit, built around the popular decade counter CD4017 (IC1), ... 37 comments on “ ...

Sisah 220 Volt Auto Day/Night On/Off Photocell, LDR Sensor Switch is best for use in an outdoor environment where managing the frequent turning on and off of the light source is not possible.

The Decora Smart (2nd Gen) Motion Sensing dimmer switch ($49.99) has a number of cool smart lighting functions, including ambient light sensing and an automatic night setting to turn lights on at ...

The GuideLight has a built-in automatic sensor that turns the light on during dark hours and switches it off in the morning. Therefore, customers do not have to switch devices manually.

This type of light switching system is what we can usually see installed in streetlights or houses that are implementing automatic switching of outdoor lights. The system is not just limited to ...