Description:
Brand Name: Meizu Power Bank mCharge
Capacity: 10000mAh\/37Wh
Battery Type: ATL Lithium-ion Polymer
Input: 5V
Normal Output: 5V==2A
Fast Output: 9V==2A; 12V==1.5A
Conversion Rate: Over 80%
Charging temperature: 0~40.C
Charge time: Approx 3.5 hours @5V\/2A with standard Plug
Size: 143.5mm X75.4mm X17.4mm
Weight: 230g

Security protection: Supports High voltage input limit, Feedback protection,
Current output limit, Voltage output limit, Circuit breaker,
Charge limit, PTC, Charge\/discharge temperature Control

Package included:
1 x Power Bank     
1 x USB Cable    

More details:

The link of M8 Standard Version
http:\/\/www.banggood.com\/Original-Meizu-M8-10000mAh-Standard-Vesrion-DC5V-2A-Power-Bank-p-1010550.html