Universal External laptop battery -- Li-Lithium cell

The latest popular external laptop battery, only 4 hours charging time. 20000mAh/74WH capacity, power function for laptop(pc) computer, PDA, Cell Phones, MP3, Car, etc. A reasonable good choose to extend power use. Generally, the external laptop battery in computer is used in brands as ACER Aspire/ Extensa/ Note Light / Travelmate, HP Pavilion, IBM Thinkpad, Dell lnapiron, NEC Versa, Toshiba Satellite, Samsung Sens. Specially, the external battery with nine plus to charge cell phone and PDA devices. If you can't find your ideal, maybe come here. http://www.my-battery.co.uk