Battery charge devices; Battery chargers; Battery monitors; Chargers for electric batteries; Charging stations for electric vehicles; Connectors for electronic circuits; Digital door locks; Electric locks; Electric locks for vehicles; Electronically-operated door latches; Leak detectors for vacuum pumps; Power inverters; Rechargers for electric accumulators; Transient voltage surge suppressors with power conditioning technology; Voltage surge protectors; Voltage surge suppressors