A device that, in theory, that could detect heat signatures and store the heat - or at least transport the heat to a rechargeable ion-litium pack. When used in abundance, the energy from the heat could charge the battery. This is an unusual query.
I think he is a human who had a lapse of judgment, but realized his mistake.
No, 4wd is not a tracton device. Traction deveices are things that attach to your tires, like chains, cables or studded tires. Many western states require them when roads are icy. Either get some and learn how to use them or don't drive when they are required. Be safe.
