With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
For an awesome calculator that does all the work for you, check this: http://www.powerbankexpert.com/power-bank-phone-mah-calculator/Just choose your device and power bank mAh and it will tell you how many charges you should get from your phone!If you're not getting around the same amount of charges from your power bank, it might be an inferior product or faulty.
Let your inbox help you discover our best projects, classes, and contests. Instructables will help you learn how to make anything!
© 2016 Autodesk, Inc.