Asa result, a 20,000mAh power bank can actually charge a 5,000mAh smartphone around 2.66 times before needing a recharge itself. Of course, this figure will vary according to your Witha 10000mAh power bank, you should be able to charge your smartphone up to 2-3 times. The charging time for smartphones typically ranges from 1 to 2 hours. Tablets: Tablets generally have a higher battery capacity than smartphones, around 6000mAh to 10000mAh. Beforeyou purchase an power bank you would put an eye on how many times power bank totally charge your device, for example, if it's a 10000 mAh rated power bank, you would possibly expect to charge your 2000 mAh phone for 5 times, really it's a totally wrong calculation technique. Itsrated input is 5V/2A, so if you use a 5V/1A power adapter to charge it, its actual input current is 1A=1,000mAh. 10,000mAh /1,000mAh=10 hours. If you use a 5V/2A power adapter, it takes 5 hours to fully charge the power bank: 10,000mAh / 2A (2,000mAh) = 5 hours. Same for charging the phone. Thiscalculator is designed to show exactly how many times a power bank with a specific capacity (1000 mAh, 2000 mAh, 5000 mAh, etc) can charge your specific phone model. Enter the model of your phone and the capacity of a power bank in the forms shown in the figures. Step 1: Input your phone model in the first field. Howmany times can the power bank charge a phone? Applicable products： The number of times that the power bank can be used for charging depends on its remaining power supply, the battery capacity of the charged device, the quality of the charging cable, and the charging environment. Now let's put everything mentioned together. How many times can a 10000 mAh rated power bank fully charge a 1-year-old iPhone 6 ? Apply the formula: Power Bank capacity * Conversion Rate * Phone Battery health rate / Phone battery capacity = 10000 mAh * 80% * 80% / 1810 mAh =3.75 times. The methodology above is just an approximate evaluation P8V13c.

how many times can a 10000mah power bank charge