About: http://webisa.webdatacommons.org/137367838

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	But I very seldom use the external battery pack, the weight & cord is a hassle, and the 600rt has a very good recycle time on it is own - so it is only for situations when I am shooting tons of flash shots in quick succession.
http://www.w3.org/ns/prov#wasQuotedFrom	canonrumors.com