Car batteries fail without warning from the visible signs most drivers recognize. The internal chemical degradation that causes failure is invisible from the outside until the battery can no longer ...

In this report, we’re testing Topdon’s new V4500 Plus jump-starter on a 12-volt battery that is beyond dead. The product test actually is a precursor to the formal reintroduction of “Project Black ...

Car batteries tend to die at the most inconvenient moments, so periodic testing is the best way to avoid these troubles. Knowing what causes repeated battery failures can help you stay ahead of the ...

A 2025 Toyota Prius owner has to jump his new hybrid with his 2009 Honda Civic, and he’s not happy. It seems his old Civic does just fine in the Ohio winter, and his Prius fails. Here is what Prius ...

CALSTART has been awarded a contract from the U.S. Army to test 12-volt Lithium-Ion (Li-Ion) batteries in commercial trucks. This is the first time the military 6T configuration–a standard military ...