About: http://webisa.webdatacommons.org/206913504

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	But the problem come particularly from the system which is never optimized from the majority of devices makers. with a 5000mah battery and good optimized, it can be very good.
http://www.w3.org/ns/prov#wasQuotedFrom	gizchina.com