Use with USB powered devices, 12V and AC powered devices. The Goal Zero Yeti 400 is best used with your tablet, laptop and TV. The chart below gives approximate power given to the most common devices the Goal Zero Yeti 400 powers.The Goal Zero Yeti 400 Solar Generator is best used with your larger sized power devices. The chart below gives approximate power given to the most common devices the Goal Zero Yeti 400 powers.Quiet, portable power for base camp, cabins and unexpected outages. The Goal Zero Yeti 400 Solar Generator allows you to live life off the grid, camp in luxury, or power through an outage without the noise and fumes of traditional back-up generators. Portable Wall Outlet Powers laptops, lights and smartphones anywhere Easy to Carry Convenient pop-up handle Charging Flexibility Refuel from wall, car or sunThere are three ways to recharge the Goal Zero Yeti 150. Recharge from the wall - takes about 5 hours Recharge from your car using 12V port. - takes about 13 hours Plug it into a solar panel and place in the sun - takes about 30-60 hours with the Nomad 27Usage Charges from the following: Approx. Charge Time: Wall Charger (75W) 5 hours Car Charger (30W) 13 hours GOAL ZERO Nomad 27 30-60 hours GOAL ZERO Boulder 30 20-404 hoursBattery: Cell Type AGM Lead Acid Pack Capacity 396Wh (12V, 33Ah) Lifecycles Hundreds of cycles Shelf Life Charge every 3 months Fuses None Management System Charging and low-battery protection built-inPorts: USB Standard Port (output) 5V, up to 1.5A (7.5W max), regulated 6mm port (output, 6.0mm, green, hexagon) 12V, up to 10A (120W max) 12V car port (output) 12V, up to 10A (120W max) AC inverter US 110V, 2.6A (300W continuous, 600W surge max) AC inverter International 220V, 1.4A (3080W continuous, 600W surge max) Charging Port 14-29V, up to 10A (120W max)General Chainable Yes Weight 29 lbs (13.2 kg) Dimensions 10.25 x 8 x 8 in (26 x 20.3 x 20.3 cm) Warranty 6 Months Certifications CE, FCC, ROHS Operating Usage Temp. 32-104 F (0-40 C)