We've taken a look at a couple of portable chargers in the past, but the PortaCharge from DriodAX offers something that we haven't seen on any of its competitors: a digital display that outputs exactly how much juice the unit has (in percentage). This gives it a definite advantage over its competition, as it addresses one of the biggest annoyances with other portable batteries and ensures that you always know when it's time to put it on charge. Read More
If you're in the market for a portable battery pack/charger, the Godfather of them all just went on sale at Amazon: the ridiculously massive 16,000mAh i.Sound Power Max.
The Power Max has five full-size USB ports for powering/charging basically any device you can throw at it, be it an Android phone or tablet, iPad, Blackberry, or anything else with a maximum requirement of 2.4 Amps and can charge over USB. Another cool use is overnight-charging of multiple devices while only using one outlet. Read More