A laptop battery is what makes your laptop run. Without it, you won't be able to use your laptop unless it is plugged-in directly to a wall outlet. Think of the battery like the gasoline that fuels your car. These days, batteries are made of lithium ion and have an average power of around 4 hours. Unlike gasoline though, your laptop battery would d

Electric cars are designed to run by the use of a battery or 'electric' parts rather than from fuel like gasoline. Electric cars don't pollute like gasoline ones do so that makes them environmentally friendly. I believe in the future of electric cars. But there are some draw backs.Now some may be too scared to gamble money that's easily understanda