The Secret of electric cars, mowers, and power tools

Everything these days is powered by batteries: power tools, mowers, cars, etc. But why does this even work? A quick look at the power provided by lithium-based batteries should make even armchair techies cringe! Something doesn't add up... So, what's the secret?

Видео The Secret of electric cars, mowers, and power tools канала ScottiesTech.Info