He is referring to the battery packs used to drive EVs. Those are in the range of 100kg to past 400kg. Auto manufacturers have been desperately trying to shed w

He is referring to the battery packs used to drive EVs. Those are in the range of 100kg to past 400kg. Auto manufacturers have been desperately trying to shed weight from cars. it is one reason why most are slowly moving if at all into pure EV and still moving on hydrogen or other fuel cell. plus many small engines stripped of power accessories can be carried on carry on luggage