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USB Port Output: 5V/2.1A(max). It need unprotected 18650 battery 2000-6000MAH. Battery Not Included. Total Output Power: 75W(max), DC Port: 65W(max).

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Does the power bank with capacity of 300000mah really exist, or are the merchants just trying to attract us in order to buy it? - Quora

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Cheap Mayitr Universal 3v 4.5v 6v 7.5v 9v 12v Travel AC DCPower Charger Adapter Converter

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