Battery Pack Design & Assembly: Lithium-Polymer Batteries (LiPo)

Lithium-Polymer Batteries (LiPo) design engineers Panasonic

Panasonic succeeded in developing a completely geltype electrolyte. By adopting laminate film, Panasonic produced an ultra light and thin "new generation" battery, which may be customized in size.

http://industrial.panasonic.com/www-ctlg/ctlg/qACA4000_WW.html