New Trent recently released Travelpak – NT400C, a new backup battery for mobile devices. If you need on-the-go way to charge your smartphone or tablet, the power bank may be able to catch your eyes.

We have introduced lots of portable chargers with large-capacity batteries, but if you need an ultra compact option, the Fuel backup battery may be more suitable for you.

Don’t want to add too much bulk on your iPhone 5, but need longer standby time for the iOS device? Take a look at iKit’s NuCharge iPhone 5 case with interchangeable backup battery, maybe it can meet your requirements.

Apparently you can use a portable charger to charge your mobile devices, but if you need more power for emergency purposes, the following SOSCharger self-powered backup battery may be more suitable for you.
