Li-ion batteries provide lightweight, high energy density power sources for a variety of devices.

Li-ion batteries have also been used to store energy for use in bringing trains to a complete halt.

It is equipped with a Li-ion battery which can support eight hours working time.

This is why the Li-ion batteries are more expensive.

Li-ion batteries start to age practically from the moment they are made, and hardly ever live past their third birthdays.

Why this fawning over Li-ion batteries in the first place?

But in energy terms, Li-ion batteries simply pack a more powerful punch.

Li-ion batteries are not necessarily disasters waiting to happen, though.

He expects Li-ion batteries will store 30 to 40 percent more power without growing in size, and that's just his conservative estimate.

Li-ion battery of 10 Ah for fast recharge and long range.