“This battery monitor reports to my phone as soon as I get into Bluetooth range.” The Ancel 12V Car Battery Tester is $24, $16 off its $40 list price. That’s a sizable discount on a device that could ...

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 ...

Testing your battery regularly will prevent a dead battery from ruining your day. There’s only one way to answer the question, “Is it my battery, or something else” when your car won’t start: Hook up ...

We may receive a commission on purchases made from links. When you think about your car, the primary power generator in your mind may be the engine. It's true that the engine is responsible for ...

A while ago, I came across the BT-168 Battery Tester. It seems to be cheap and widely available. Because I wanted to see what’s inside, I decided to order one from an online seller, and managed to get ...

Your car’s battery might seem like a “set it and forget it” part, but when it fails, it can leave you stranded, potentially costing you hundreds of dollars in tow fees or a visit to the mechanic to ...

Forget the Battery Tester. Buy a Multimeter Instead. I found this “Traveller” brand 100 amp battery tester at the local Tractor Supply farm store. They were having a big sale and it was $17.95 and I ...

The reality is that like almost every component under the hood, a car battery has a finite lifespan and will conk out on you eventually. Weather conditions, corrosion, electrical shorts, charging ...

Microsoft has an improved battery icon in the works for Windows 11, but if you want a more comprehensive look at your PC's ...