The big changes to Gum Max Duo can be summed up simply: start with late 2011’s silver aluminum and black plastic 10,400mAh model with 2.1-Amp power, which measured 4.3” by 3.2” by 1.1”. Replace the battery with a 11,200mAh version, and up the rated output speed to 2.4 Amps, which […]
Read the original post by Jeremy Horwitz