All cigarette lighter sockets are also 12v sockets, which means that you ... still have the cigarette lighter that came with your car, plug it in and activate it by pushing in firmly.

The AstroAI S8 Pro is a 12V cordless car jump starter that can supply 3,000A of peak power and 500 cold cranking amps.

That said, the car-lighter-socket-as-power-outlet is not without its problems. The internal diameters of these sockets vary, as do the depths. Therefore, 12 V power plugs usually have spring ...

If you need to charge a car full of gadgets at once, more expensive adapters with multiple ports are available, but these tend to be larger and have a cable to plug into the 12V socket.