Have you heard of the powerful power bank that stores 40,000mAh of power and can charge your phones, tablets etc over four times. Dont run out of power and get your phone dead. Keep it on with Spass power book by inbsMall. Free delivery applied. 
it can charge nmobile, mp3, mp4, GPRS, MID, camera, and other digital devices with standard USB output, compatible with most digital devices high power, safe and innovated fashionable portable design
Brand:SPASS
Model:Slim Book
Type:Cables and Chargers
Color:White
Other Notes:Available ColorsWhite, Black
Capacity40,000 mAh
InputDC 5V / 2A
Output 1DC 5V / 1.1A
Output 2DC 5V / 2.1A
Total USB Charging Port2
Size155 X 107 X 10mm
Charging Time9-10 Hrs