A car battery is a crucial component that plays a vital role in the operation of a vehicle. Its primary function is to provide electrical energy to start the engine and power various electrical ...

If you’ve ever experienced the sinking feeling of a car that won't start on a cold morning, you know that a reliable ba ...

“I firmly believe this is one of those products everyone should have on hand.” Right now at Amazon, the Ancel Plus Car Battery Tester is on sale for just $56 while it’s half-off, and it offers a ...

Is your car battery more than 3 years old? It could be on the verge of dying, and you might not even realize it. Keep a closer eye on how much life it has left by purchasing one of the many car ...

The Topdon BT200 Battery and Charging System Tester showed up at exactly the right time. I’ve gotten a couple of sporadic check engine lights from a low-voltage code with no noticeable difficulty ...

So many of our daily gadgets rely on batteries. From something as small as a computer mouse to the bulky units needed to run a car, we can't seem to get away from our need for them. That's why it can ...

️ Editor's note: This article was updated with new information in December 2025. Dead batteries are a predictable reality for any car that spends more time parked than driven. Battery discharge does ...

The importance of calibration for all electronic test equipment. The main reason why such equipment must be regularly calibrated. The pros and cons of self-calibration or using outside services. It’s ...

Parasitic drains can be extremely annoying, but they're not impossible to identify. Here are some ways to find a parasitic drain in your car.

Every car needs a battery to help it start and power its electronics. Here's how many volts this all-important component ...

CCD testers are essential in electronics manufacturing for inspecting components, verifying assemblies, and ensuring product ...