About: http://webisa.webdatacommons.org/153443462

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	It is understood, that various power sources may be applied and that in the present the most conventional power source is a battery.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com