About: http://webisa.webdatacommons.org/68224139

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	These relays can control devices such as alarm signals, heaters, fans, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	controlbyweb.com