How to calculate the conversion rate of power bank? The formula - TopicsExpress



          

How to calculate the conversion rate of power bank? The formula is: battery capacity * 0.8 (about 20% loss) / mobile phone battery capacity = charging times (approximately) For example, a mobile phone battery with my 1440 mAH, Power bank capacity 5000mAH, The formula is: 5000mAH * 0.8 / 1440mAH = 2.7 (approximately) Some mobile phone factory manufacture of the mobile phone battery, original battery also has the performance loss when charge, was estimated as 10%, if the loss of effective account Such as the original phone battery performance loss:5000mAH*0.8*0.9/1440mAH=2.5 times(approximately
Posted on: Wed, 17 Sep 2014 12:32:39 +0000

Trending Topics



Recently Viewed Topics




© 2015