Shenzhen Poray Communication Co., Ltd.  

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Power banks:
Model:PB7800

Colors: gray/sky blue/dark blue also available
Battery type: Samsung Galaxy 18650
Capacity: 7,800mAh
Voltage: Input: 5V/1A,Output: 5V/2.1A
For iPhone 4/4S/5, iPad/iPad mini/PDA/Sony's PSP/MP3/4 players, digital media players
Charging time: about 8 hours
Input: micro USB
Output: 2 x USB
Indicators: 4 x blue LED batteries level
Charging lifespan cycle with: ≥500 times
Dimensions: 108*70*27mm
Weight: about 177g