iHarbort® 10000mAh External Battery provided with the 2 Outputs Ports 2.1A Portable Charger for Lumia smartphones, iPhone 6 Plus, iPhone 5S, iPad Air 2, Samsung Galaxy S5 and Other Smartphones, Android Tablets (10000mAh, Black) (Electronics )
It is robust because it is ferraile. It is not so much light, but it works well for a first-Usage requirements. I have yet aps drained the battery fully, but I think their commitment complexion, battery level (10000mAh).
