The basic controls of smart light switches involve an on and off function. Additional desirable options may include the ...

Lamp switches can be kind of a pain—either you can't reach them comfortably, they break within a few months, or they just take a lot of force. With an inexpensive touch switch, you can turn any metal ...

If flipping a regular old light switch or pressing buttons isn’t an adequately pleasing way to use your appliances around the house, how about poking at the leaves of a plant to turn on your lamp?

This is a very simple touch light switch circuit that uses the 4011 IC, one transistor and a relay. The C1 capacitor stores the switching state at a certain time and is charged or discharged according ...