Battery voltage: 12/6 V changeover switch.
Design: 12/6V 500mA
Trickle charge: 6 V battery: 6.9 V /
12 V battery: 13,8 V
End of charging voltage: 6 V battery: 7.3 V /
12 V batteries: 14,7 V
Charging current: max. 500 mA
Technical specifications:: 12/6V 500 mA
