Mi round

Battery capacity: 3.6V mAh Battery type: battery Interface: Micro USB(input), USB(output) Input: DC 5V, 2.0A Ouput: DC 5.1V, 2.1A Charging time: about 5.5 hours with 5V/2A charger Charge temperature: 0?-45? Discharge temperature: -? Weight: 250g Color: Silver, Gray, Gold, Blue, Red Size: 90.5 x 77 x 21.6mm Compatible with iPhone, HTC, Samsung, smartphone and Tablet PC(the power bank will adjust the output power automatically to meet different devices' needs) Human engineering round conner design, more comfortable to handle. With anodic oxidation technology, the color will keep fresh. Function: Short-circuit Protection, Input Overvoltage Protection, Output Over-Current Protection, Onput Overvoltage Protection, Over-charge Protection. Four LEDs to show battery level. Package include: 1 x Power Bank 1 x USB Cable Box Pack- Warranty: 1 Months