Poweradd Plus 20000mAh External Battery Mobile Charger Power Bank battery pack with 2 USB (2.4A and 1A) Buschse for iPhone 6/6 + / 5S / 5C / 5 / 4S / 4, iPad, iPod, Samsung Galaxy Touch 4/3/2 , Galaxy S5 / S4 / S3 / S2, Google Nexus 7/6/5, HTC One series and other smartphones, tablets and other devices (electronics)
I had one or the other power bank in the hand but has surprised me this model. If a manufacturer advertises its Power Bank with eg 20,000mAh far means that you can effectively use this 20,000mAh. This may be due to various reasons. However, as it loo