You can DIY your own phone battery replacement and save a ton of money in the process. Here's how.

A battery monitor is like a gas gauge, showing you how much electrical power is left (known as state of charge) as well as other vital signs. Today adding a monitor to a boat battery is easier than ...

The complementary metal-oxide semiconductor, or CMOS, stores the system date and time as well as other settings on your Gateway laptop. The CMOS is powered by a small battery. If this battery runs low ...

For those who prefer a stock appearance in their Pontiac's engine compartment right down to the battery, you have a few choices—buy a reproduction battery, a sealed maintenance- free reproduction ...

Jesse Rodriguez, Las Vegas, NV. I have a 1970 Mustang hardtop that has been in the family for a long time and now I'm getting my turn at it. My dad used to race it at the drags so we got it running ...

Jeep's Wrangler JLs are electrically complicated vehicles. From the two factory batteries under the hood to all of the sensors that run the CAN bus system, these rigs are incredibly sensitive to ...

After around 11 installments, it's hard to believe we're finally just about finished with our overland-style project. One area we've wanted to cover since the beginning was the charging system. This ...

Eventually, your once high-endurance laptop might only last a couple hours. Here's how to find out if you need a new one. Sharon Profis Former Vice President of Content, CNET Studios As vice president ...