About: http://webisa.webdatacommons.org/456642637

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	In a preferred embodiment, the encoder is solely powered by power supplied by the reader/programmer so that no batteries or other source of electrical power is necessary to operate the encoder.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es