As the mobility sector is on the brink of a major transition, environmental performance of electric vehicles (EVs) has become a highly debated topic.

A portable, lightweight electric vehicle charging device includes a set of connector cables adapted to connect to the battery terminals of the first vehicle having an internal combustion engine and includes an EV cable adapted to connect via an EV power connector to a charging port of a second vehicle that is an electric vehicle.

A metal-air battery uses metal as an anode just like a li-ion battery, but oxygen drawn in from the environment is used as the cathode.