23000 mah ,External battery ,the thinnest External Battery for Laptop ,Mobile ,GPS,PSP
MP3/4(Iphone 4G,4S,3G,Ipad3 etc).

Capacity:2300mah (3.7V)74WH
Input:DC15-24V  1.2A
Output:DC 9V/12V/16V/19V  4.5A (MAX)
USB*2  5V  2.5A (MAX)
Dimnsion:185*125*17mm
Weight: 560G
Adapter(19V/2A)
1USB straight cable
1 DC  cable
10pcs notebook connectors