This distinctive piece of Goal Zero Switch 8 Recharger is an ultimate portable charger you could have for your smart devices while you’re outdoors. By charging the battery from a USB source, it has made powering your smart gadgets quite convenient anywhere on the roads. Be it your MP3 Players or your smartphones or even e-readers, Switch 8 is capable of keeping all geared up and never lose out on charge when absolutely necessary. One full charge on Switch 8 can recharge your smartphones upto 2 times. But the good news is that since it’s got both a USB Input/Output source, you could use multiple rechargers anytime when you’re in need of more power.