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1 Power input socket
2 Battery compartments
3 Number buttons
Press respective number button to select a particular battery compartment for charging
and to display the operating mode
4 “DISPLAY”button
Press“DISPLAY”buttontoselectthedisplaysofthechargingcurrent(inmA),time
elapsed(inhh:mm),theterminalvoltage(inV)andaccumulatedcapacities(inmAhor
Ah) during the charging or discharging process.
5 “CURRENT”button
Press“CURRENT”buttontoselecttheamountofcurrenttobeapplied(withintherst8
seconds after batteries are inserted) in different operating modes.
6 “MODE”button
The “MODE” button shall rst be pressed and held for about 1 second to activate
the mode change.
Thesubsequentpressingofthemodekeywillenabletotoggleamongthe“Charge”,
“Discharge”,“Test”and“Refresh”mode.
7 Different display modes are shown:
displays,chargingcurrent(mA),batteryvoltage(V),accumulatedcapacities(mAh)or
timeelapsed(hh:mm).
8 Different operating modes are displayed.