900 Amp Battery Jumper™ by Wagan Tech
BATTERY STATUS
The color LED indicators on the front of the unit provide the current state of charge on the internal
battery. It is the user's responsibility to periodically monitor the battery's status and recharge
every 3 months in addition to recharging after each use.
1. Disconnect any input or output power cords and turn off all switches.
2. Press and hold the Battery Status button.
3. Observe the color LED indicators to determine battery status.
• Red: Battery is discharged. Charge immediately.
• Yellow: Battery should be charged before jumpstarting a vehicle.
• Green: Battery is fully charged (safe to jumpstart even when only one green light is on).
CHARGING THE BATTERY JUMPER
ELECTRICAL SHOCK! Exposure to water may cause electrical shock� Exposure to
water and excessive moisture will also damage the unit and void the warranty�
Charge your Battery Jumper in an upright position for a full 48 hours before initial use�
Continue to maintain the life of your Battery Jumper (as with all lead-acid batteries) by fully
recharging the unit every 3 months even if the Battery Jumper has not been used.
AC Charging
Only use the AC charging adapter supplied with this unit� Make sure the supplied AC/DC
charging adapter is to be powered by the correct voltage (110V AC or 220V AC depending on
your country/region).
1. Make sure all Battery Jumper switches are off.
2. Plug the DC end of the AC/DC charging adapter into the Battery Jumper 's charging jack.
3. Connect the AC end of the AC/DC charging adapter to the wall outlet.
4. The red Charging Indicator will light up during the charging process. The indicator will
stay illuminated as long as the adapter is connected. The Battery Jumper can be charged
continuously via AC adapter without damaging the internal battery.
5. When charging is complete, disconnect the adapter from the AC outlet first, then from the
charging jack.
6. Press the Battery Status Button and observe the Battery Status Indicators for the state of
charge on the unit's internal battery.
DC Charging in Your Vehicle or Boat
Only use the DC charging adapter supplied with this unit� Your vehicle engine must be running
while charging the Battery Jumper. Do NOT exceed 12 hours of continuous charging time.
1. Make sure all Battery Jumper switches are off.
2. Plug the small end of the DC power cord into the Battery Jumper 's charging jack.
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