With all the high current devices on the market, you might be looking for a method to charge all of them. If you change phones a lot, buying extended batteries can get expensive.

Many have turned to external battery packs as an alternative. It's becoming quote popular. We reviewed the ZAGGSparq 2.0 and thought it's capacity seemed a little low. This is rated a bit higher. Check it out!

6,600 mah = 3-4 battery charges on many Android smartphones. Remember that if the device is on though it will be draining battery life as it charges and not just purely charging it.

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Dual USB Ports Charger Adapter External Battery Pack (6600mAh), FREE Shipping, Dual USB Ports Charger Adapter External Battery Pack (6600mAh)