1. Be sure to ACTIVATE YOUR WARRANTY at www.GOALZERO.com/warranty
2. To use: plug your 12V car adapter (included) into the EXTREME 350 power pack.
3. Plug devices into the 12V car adapter. For more charging options use EXTREME
UI (Universal Inverter) available at www.GOALZERO.com.
Get to Know Your Gear
How to Use Your Gear
Comes With
Getting Started
Charging Port
Use to charge EXTREME 350 from wall or solar panel.
12v output port
Attach EXTREME UI, use for chaining, or use to power
12V devices.
12V car adapter
* Does not come with EXTREME 350 power pack. These outputs are included on
the EXTREME UI, available at www.GOALZERO.com.
LEAVE IT
Leave the EXTREME 350 plugged in at home
or in your cabin as a great emergency backup.
POWER IT
The EXTREME 350 is capable of charging any
device; USB, 12V and AC outputs (requires inverter).
CARRY IT
The handle on top of the EXTREME 350 makes it
easy to carry, unlike other battery packs.
Technical Specs
Chaining port (2x Powerpole) 11-13V, 30A max (400W), not regulated
*AC universal-port 400W, modified-sine wave
user-switchable 110/220VAC
*USB port 5V, 0.5A (2.5W), buck regulated
*12V port (6.0mm, and car adapter) 11-14V, 10A max (120W), not regulated
Outputs
Usage
Internal
Charges from the following: Approx. charge time:
AC wall charger 6-7 hours hours
12V car charger 12 hours
BOULDER 30 solar panel 12-16 hours
Shelf Life charge every 3-4 months
Chainable yes, with other EXTREME 350s
Battery type Lead-acid (AGM)
Battery capacity 350Wh (12V, 33Ah)
Battery voltage range 11-14.4V
Life-span hundreds of cycles
Fuses Two 30A standard car fuses
Weight 25.7 lbs (11.7 kgs)
Dimensions
9x10x3 in (23x25.4x7.6 cm)
Warranty 12 months
Tested and Certified FCC and CE
Operating useage temp. 32-104°F (0°-40°C)
Optimal storage temp. 70°F (21°C)
General
Inputs
Charging port (8.0mm) 15-16V, 10A max (150W)