About: http://webisa.webdatacommons.org/91997990

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	Regarding power sources for the electrical components in the glasses, in one embodiment, the power sources, such as batteries, are in the glasses.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com