The highest-rated Harbor Freight battery chargers come from Cen-Tech and Viking, with a 4-amp Viking charger topping the list ...

The 12-volt battery is one of the least complex components in modern vehicles but one of the most crucial. If it’s not in good condition, the engine won’t start, nor can any of the vehicle’s fancy ...

Shell says it's developed a thermal management fluid for electric vehicles (EV) that can help speed up battery charging dramatically – we're talking 10%-80% in under 10 minutes. Not bad for an oil and ...