Sprint, the mobile carrier has rolled out a new gadget called MultiTool USB drive that has a built-in 600 mAh lithium Ion battery that could be used as an emergency charger to re-juice any cell phone with USB port for charging.
The 600 mAh lithium ion battery is capable of giving about 1 hours of extra talk time to most cell phones. The Sprint MultiTool USB drive has a built in mini USB connector that will become handy when there is no extension cable available. The USB drive also included on microSD card slot that you can fit in any size available in the market today.
You can also find a handy retractable slider to reveal the USB connector, and a Power button & internal battery status indicator to display the battery capacity.
How much it will cost? $30 only. Oh great!
[Via Gadget Lab]