What do you do, when your trusty cordless drill starts to ... made from 18650 Li-ion cells. The build is a straightforward one to anyone familiar with lithium-ion packs, but to a battery newbie ...

Hitachi has just announced a new generation of its lithium ion batteries with significantly more specific power than current cells. The new cells have 70 percent more power than current cells and ...

Hitachi's long-term goal calls for production of lithium-ion cells to soar to a level that will provide for 700,000 vehicles per year by 2015. [Source: Green Car Congress ] Tags ...