About: http://webisa.webdatacommons.org/102765026

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	As a result, if a portable, electric power source, such as a battery, is used to supply electricity to the electronic still video system, it will be necessary to frequently perform battery replacement.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com