6
The Thunder Battery Box has four buttons on the main control panel:
Power Button
Press to turn charger ON
Press and hold for 4 secs to turn charger OFF
Menu Buttons
Scroll DOWN button
Scroll UP button
OK button (Enter)
CAUTION: In some vehicles the 12V accessory socket may still provide power even if the ignition is turned
off. In this case continued and un-monitored use of the Battery Box in DC mode may result in a flat
vehicle starter battery.
Charging AC - 240V
Charging DC - 12V
OK
OK OK OK
CONTROL PANEL FUNCTIONS
Control Panel Functions