1.Capacity:2500mAh ( LI-ION   18650*1)                                                           
2.Input: 5V DC 1A                                                                                       
3.Output: 5V DC 1A                                                                                      
4.Case Material: plastic                                                                                   5.Color:green/yellow /white  ....                                                                     6.Dimension:97*25*22mm                                                                   
7.Charge Tip: micro USB
8.Discharge Tip: USB                                                                                   
9.Button: Without button, will work immediatly when connected with the mobile phone.
10.Indicator: 1 LED indicator, The LED turns red when charging, turns blue when discharge, will be off when stop working.
11.Protection: Overcurrent, Overvoltage, Overtemperature, Short circuit, protection.