Today Smartphones, Tablets and other USB chargeable devices are inseparable part of our lives. The batteries used in these gadgets are not adequate to support extensive day-long usage by the user. Due to this, it is pretty common for gadget users to always look for charging ports. The latest techno solution to this problem has appeared in the form of Charge Roll power banks from Portronics which when charged to their capacity can act as a supplementary charging module for the gadgets and the rubberized compact tube shape is easy to carry in your pocket or purse making you truly mobile without a worry! Charge Roll is BIS certifed – an ultimate stamp of safety!