Designed for charging phones, tablets, cameras, and more, the Goal Zero Yeti 400 Lithium can also be used as an alternative to a gasoline-powered inverter generator, running small appliances, lights, even medical devices during short power outages.

Quiet, lightweight, lithium power at the push of a button. 428Wh, 39.6Ah (10.8V) Battery capacity.
 

Replaceable lithium battery weighing only 17 lbs with extended 18 month shelf life.
 

Versatile powering options including: three USB ports, two AC outlets and 12V output.
 

Informative display featuring a runtime/recharge time estimator, as well as a battery level monitor and an output/input meter.
 

CHARGE TIMES 
Wall Charger (5A): 7 hours
Boulder 50 Solar Panel: 13-32 Hours
Nomad 100 Solar Panel: 6.5-16 Hours
Boulder 100 Solar Panel: 6.5-16 Hours
Boulder 200 Solar Panel: 4-8 Hours (NOTE: Connecting the Yeti 400 Lithium to the Boulder 200 Briefcase requires an Anderson to 8mm Connector cable)
 

PORTS 
USB port (output): 5V, up to 2.4A (12W max), regulated
6mm port (output, 6mm): 12V, up to 10A (120W max)
12V car port (output): 12V, up to 10A (120W max)
AC inverter (output, pure sine wave): 230 VAC 60 Hz, 2.5 A (300 W, max. 1200 W)
Charging port (input, 8mm): 14-22V, up to 10A (120W max)
 

BATTERY DETAILS 
Cell Chemistry: Li-ion NMC
Peak Capacity: 428Wh (10.8V, 39.6Ah)
Lifecycles: 500 cycles to 80% (discharge rate: 1C, full charge/discharge, Temp 25C)
Shelf-life: Keep plugged in, or charge every 3-6 months
Management system: PWM charge controller, low battery protection
 

GENERAL 
Product SKU: 38000
Chainable: No
Weight: 16.3 lbs (7.4 kg)
Dimensions: 7.5 x 11.25 x 7.0 in (19.0 x 28.6 x 17.7 cm)
Operating Usage Temp: 32-104F (0-40C)