About: http://webisa.webdatacommons.org/147379658

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	The device of the present invention is light weight and does not require mechanical parts, such as a motor and batteries.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com