this is a Universal external battery for ipad/blackberry/samsung/iphone/htc/nokia,style fashion,small and exquisite,elegant outline.

1. Product Description:

This battery pack bases on Micro USB input charging and 2 standard female USB output for discharge. Provide power for mobile phone and iPad by different connectors
2. Configuration

This product is made of 2pcs of lithium-polymer battery, 1 PCB board, and 1 housing.
Color: black
Weight: 130g
Material:PC+ABS
Dimension: 112.5mm * W(max) 88mm * H(max) 15.6mm
Button fuction: 1. Activate the battery pack to discharge;
2. checking the remaining power.
Indicator: 4 blue LED lights to indicate the remaining power
Charge Tip: Micro USB
Discharge Tip: Dual USB
3, Basic battery status:     

 There are 3 kind of status of the battery: SLEEP, STANDBY, and RUNNING. The following operation can change the status: Pressing button, adding a load, taking off the load and charging. Please refer to the illustration as below:

  NO RESPONSE FOR 60S: No pressing the button, no load, no charge within 60 seconds.

4. Technic Parameter
Capacity: 6600mAh Cell Voltage: 3.7 V
Input Voltage: 5.0V±0.25V Input Current: 1000mA max
Output Voltage: USB #1: 4.60-5.25 /2.1A
USB #2: 5.0V±0.25V /1A Output Current: USB #1: 2.1A
USB #2: 1A
Over Charge Voltage: 4.30V±0.05V Over Discharge Voltage: 2.4V±0.1V
Charging Duration 8Hours Dicharge Duration About 1Hours / 5V 3.1A
   1.5 hours   /5V 2.1A
   3 hours    /5V 1A
Cycle life:  ≥300 times (When the discharge of the battery is less than 80% of the rated capacity for three consecutive times, it is regarded that the life of battery is ended)

5. Function & Usage
Charge
Use a mini USB cable or a USB AC adapter to charge the battery pack. The 4 LED lights blinks one by one during charge, and all the 4 lights will light on when the battery is fully charged.
Please refer to the chart shown below.
No discharge output while charging;
power LED#1 LED#2 LED#3 LED#4
80%～100% ● ● ● ●
60%～80% ● ● ● flash
40%～60% ● ● flash ○
20%～40% ● flash ○ ○
0%～20% flash ○ ○ ○

Discharge
Firstly make sure the remaining power is enough (if not enough, please charge it before use). Secondly press the button. The 4 LED lights indicate the current remaining power for 30 seconds and at the same time, the battery starts to discharge at 5.0V. Then connect the battery pack with the devices such as iPhone or iPad or both of them, and the battery pack can power the devices.
If there is no load for 30 seconds, the output will be shut off automatically.

power LED#1 LED#2 LED#3 LED#4
80%～100% ● ● ● ●
60%～80% ● ● ● ○
40%～60% ● ● ○ ○
20%～40% ● ○ ○ ○
0%～20% flash ○ ○ ○

6. Safety Certification
FCC/CE, depending on customer’s request.

7. Accessories
Be advised by customer further.
8. User Manual and Package
Be advised by customer further.