Instead, the controller also manages a DC-to-DC converter that charges the 12-volt battery using the high-voltage battery. Called a step-down converter, the converter lowers the voltage from the ...

The owner's manual reveals Tesla Cybertruck's secrets, including specifications, features, and how to jumpstart it with a 12-volt battery.

The Tesla Model Y is among the first vehicles to use a compact 12-volt lithium ion battery. It's housed in a small silver box and is expected to last longer than a typical lead acid battery's six ...