... 3.0VApproved CE, PSE, REACH, RoSH, UN38.3 test and certificates. FeatureHight operating voltage.High capacity density,light weight, ... 80%.Low self-discharge.No memory effect.Safe and environmentally friendly. Application Office automation devices,remote data ... acquisition systems,medical instruments,water or gas gauges, security and alarm systems, various industrial clocks,high temperature systems ...