About: http://webisa.webdatacommons.org/87571127

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	a portable electrical power source including a battery for supplying electrical power for operation of the drive assembly and the control system;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com