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New Trent iCarrier heavy duty dual port power pack
Take a whopping 12000mAh of power on the road with the iCarrier. This pocketable power pack holds enough charge to recharge an iPhone 5 six times, or enough to top up the iPad 4 by 80 percent.
Dual USB ports -- one outputting 1 Amp, the other 2 Amps -- means that you can charge two devices simultaneously.
Don't let the 'i' in the name full you, this is compatible with a wide range of smartphones, tablets, cameras, and portable gamins systems.
Image source: New Trent.
Griffin SmartTalk Solar
Messing with your phone while driving the fast lane to an accident. Keep your hands on the wheel and eyes on the road.
The SmartTalk Solar autoconnects with a paired iPhone or smartphone as soon as you get into your car. You can answer and place calls easily using a single large button, and even access your smartphone's voice command features.
The window-mounted unit has a built-in solar panel and an internal battery charged for wire-free talk time.
Image source: Griffin.
PowerMonkey Extreme portable solar charger
While a portable power pack has a finite storage capacity, by tapping into the sun's infinite power supply you can charge your smartphones and tablets any time of day -- even when it is overcast.
The PowerMonkey Extreme is kitted with a massive 9000mAh capacity battery inside a durable shell. The unit is capable of recharging most 5V devices, including the iPhone. In turn, the battery is kept topped up by a clam-shell solar panel offering 3 Watt of output.
It features two output channels, one channel outputs 700mAh max (standard USB) and a 2.1 Amps port that support the iPad and other 5V tablet computers.
Image source: PowerTraveller.