This universal battery tester couldn't be easier to use, and is a great way to determine which ones are still good.

For all of you who have a multimeter thrown in a drawer or toolbox but don’t know how to use it, these instructions will help in your search for missing voltage.

Call2Recycle specializes in battery recycling and lets you narrow your search by whether you’re looking to recycle rechargeable batteries, single-use batteries, cell phones, or e-bike batteries.

Multimeters can be a useful tool for both novices and professionals to limit their mistakes in automotive repair. Here's how to properly use one.

If you use a cell phone on a cruise, be sure to follow these tips to avoid unexpected and surprisingly high costs.

If a device stops working, it can be tough to tell if its battery has died or the product itself. There are easy ways to rule out a dead battery, though.

You can also use a multimeter to test the alternator. In addition to acquiring a multimeter, a mobile charger, jumper cables, and cleaning gear for the battery, you may consider a portable jump box.

If you notice any issues, address them before proceeding. Voltage Test: Use a multimeter to measure the voltage of the battery. Set the multimeter to DC voltage.

Button cell, or coin cell, batteries are ubiquitous in toys and household products. They’re also uniquely dangerous to young children. If swallowed, a button battery can burn tissue inside the ...

Your 1-rep max is the most amount of weight you can lift for 1 rep of a given exercise and indicates muscular strength. Here's how to calculate and use it.

On the iPhone 14 and up, Apple offers three features that can help you communicate with emergency services - and loved ones - via satellite if you're caught without cell or Wi-Fi coverage.

With this guide, you'll learn the ins and outs of troubleshooting your home and household electronics using a handy multimeter.