Nikktech tried the Sandberg PowerBank 18200
A quote from the article:
With a high capacity of 18.200mAh, three output ports, built-in LED torch and several electrical protections the budget-friendly PowerBank 18200 by Sandberg may just be what you've been looking for to keep your portable/mobile devices running when not at home or the office.Sandberg PowerBank 18200 Review @ NikKTech