An electrical outlet tester is a device used to check the electrical current and determine if an outlet is working properly. It is a small, handheld tool that can easily be plugged into any standard electrical outlet. The tester has a series of lights that indicate the status of the outlet, such as whether it is properly grounded and if there is a loose or reversed wire.
Electrical outlet testers are important safety devices that can help to prevent electrical fires and shocks. They can also be used to troubleshoot electrical problems and ensure that outlets are wired correctly. Outlet testers are relatively inexpensive and easy to use, making them a valuable tool for any homeowner or electrician.