168 watt-hour power bank for charging phones, tablets, small laptops and other personal electronics devices. Up to 15 recharges on most phones, 1 to 2 recharges on small laptops and up to 8 recharges on most DSLR camera batteries. The Goal Zero Yeti 150 stores energy in a rechargeable, 12V lead-acid battery and operates without fumes or noise. This means a protected, silent, clean way to power up your devices anywhere. Easily recharges from an AC outlet in about 6 hours, from a 12V outlet in about 8 hours or from a solar panel in up to 3 hours. Been used to power people from Congo to Antarctica, Alaska to Florida.