NOKIA DC 16
` 2,000 (approx)
This one from Nokia is good looking and compact enough to slide into the corner of a laptop bag, camera bag or your shirt pocket. It comes with a 2200 mAh lithium-ion battery that can be used to charge any device using a USB cable. Nokia claims its can store power for up to three months. The device comes in vibrant colours and battery status indicators in the form of small dots that don’t scream at you.