Recharge from the sun by connecting a compatible solar panel. Charge time is dependent on the size of the solar panel. The Boulder 100 Briefcase will fully recharge the Yeti 400 Lithium in about 8-16 hours.
Plug it into the wall. Fully recharges in about 7 hours.
The Goal Zero Yeti 400 Lithium can be charged in 4 - 7 hours by plugging into your vehicle's 12V outlet using the Goal Zero Yeti Lithium 12V Car Charging Cable. NOTE: Do not attempt to charge your Yeti Lithium from a 12V source using any other cable. Doing so may cause damage to the unit.