A lightweight tester is a tool used to verify if {an electrical} circuit is stay or not. It’s a easy device that consists of a probe with a light-weight bulb hooked up to it. When the probe is touched to a stay wire, the sunshine bulb will illuminate, indicating that the circuit is stay.
Mild testers are an essential security device for electricians and owners alike. They can assist to forestall electrical shocks and fires by making certain that circuits are de-energized earlier than work is carried out on them.
