Any info on this battery box

Batteries and Chargers Rechargeable Batteries
1

http://www.amazon.com/gp/aw/d/B00910TXIK

Looks like a good price if it has 18650 batteries in it.

2

The case should have 18650 batteries, question is what kind?(this type of battery pack produced by many different factory)
http://www.freeads9.com/images/posts/FREEADS9F20130121130017-3230-2.jpg

or how much does it have?

(just kidding :P)