“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 ...

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 ...

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 ...

Follow ZDNET: Add us as a preferred source on Google. I’ve lost count of how many times I’ve seen someone throw away good batteries. Man, those things cost money, and it’s so wasteful. But it seems to ...