Xiaomi 10400mah Power Bank External Battery Charger for Smartphones and Tablets Such As iPhone 5s, Galaxy S4, ipad Air Mini, Galaxy Tab and More 

Compact, portable & stylish design; Easily fits into your bag to provide instant power; PERFECT for long plane flights, road trips, or whenever you need to charge your mobile devices wherever you are. (the power bank will adjust the output power automatically to meet different devices' needs) Human engineering round corner design, more comfortable to handle With anodize oxidation technology, the color will keep fresh. 

Compatible with : 

  iPhone, HTC, Samsung, smartphone and Tablet PC and ipad Air Mini, Galaxy Tab and More… 

Specification:

Battery capacity: 3.6V 10400mAh  

Input: DC 5V, 2.0A  

Output: DC 5.1V,2.1A  

Charging time: about 5.5hours with 5V/2A charger  

Charge temperature: 0℃-45℃ 

Discharge temperature: -20℃~0060℃ 

Weight: 450g  

Color: Silver  

Size: 91*55*21.9mm(L x W x T)