Dual Usb Output 20000mah Li-polymer Battery Mobile Power Bank

We are instrumental in manufacturing, distributing, exporting and supplying to our valuable customers excellent quality Dual USB Output 20000mAh Li-polymer Battery Mobile Power Bank which is available with following specification:- Capacity:20000mAh/74Wh Battery: Li- battery Input: Micro USB 5V, 2A Output*2USB: USB1,5V/ 1A , USB2,5V/2.1A Dimension:159*77.4*21.8 mm Weight:300g Color:black,sliver 1, High grade and fashion design 2, High capacity of 20000mAh 20000 3, Dual USB output sockets 4, Multiple safety protection system to ensure devices safety 5, The smart LEDs display of remaining power Application :- Mobile phone,MP3/MP4,PSP,NDS,ipod,iphone etc Conversion efficiency Above 85% Charging time about 8hours