About: http://webisa.webdatacommons.org/159472766

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	This power source should last up to 5 hours, but there is a trade off; the battery pack adds a lot of weight and bulk to the machine, and these 6 cell packs often stick out the back by an inch or more.
http://www.w3.org/ns/prov#wasQuotedFrom	gadling.com