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How does a voltage tester work?

A non-contact voltage tester measures the difference in electrostatic charge between the person holding the tester and the tip. If you hold it near...

 
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How can I tell if a socket or switch has a current?

The best way is with a voltage tester. If it blinks, then power is still flowing through the...

 
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What are voltage testers?

It’s an inexpensive tool that tests for live current. It can save your life. To use a voltage tester, simply plug its leads into a receptacle,...

 

Do you have something I can use to insulate and repair cords and wire with?

You can use heat-shrink tubing. It’s designed to fit something half its size in...

 

My extension cords are always getting tangled, is there anything I can use to store them?

There are a variety of cord storage reels...

 

Do I need special tape for wiring?

Yes, you should use electrical...

 

How do I use a wire nut?

Strip off about ½ inch of insulation from the wires you want to connect. Hold these wires next to each other and twist clockwise. Screw on the...

 

Which color of wire nut do I need?

Check the package, it will tell you what size and how many wires each color of nut will...

 

What is the easiest way to test an outlet?

Use a receptacle analyzer. Leave the power on, but make sure nothing is plugged into any outlet on the circuit, and turn off all switches on the...

 

How do I test a switch to see if it is working?

Use a continuity tester. First, shut of the electricity going to the switch and remove it. Touch the tester leads to both of the switch's terminals....

 
 
 


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