Portable Pocket Size
3.78*1.75*0.87in and 4.4oz is the right pocket size to carry aound even without realizing. Not bulky or adding to much weight when going out. Also can carry on the plane in the carry on bag.
2.4Amax output make it charge 1.4X faster than standard charger. [Not support PD/QC2.0/QC3.0 protocol]. Standard USB output ports, compatible with most USB enabled devices.
Real 5200mAh Capacity
Surprisingly small, but powerful to fully charge your phone ONCE.[Not enough a full charge for iPad]