When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around the dial mean.

Open the hood and find a place to set your multimeter. Open the coolant reservoir or radiator cap to access the coolant. Pro Tip: If you don’t see any coolant in the reservoir, or at the top of the ...

We may receive a commission on purchases made from links. There's nothing more annoying than checking the time on your wall clock and realizing the battery's already dead, or plopping down on your ...