... 4.2V 1A Charger 4.2V 1A lithium battery charger (for a lithium battery) constant voltage and constant current charging, charging ... OUTPUTStart, rise, hold time200ms,50ms,30msSeismic10 ~ 500Hz, 2G10min / 1 cycle, duration 60 minutes,each axisPressure ofthe input - output ... : 1.5KVACEfficiency> 75% (maximum output voltage, full load)Temperature, ...