Chargecard for your mobile

You have to keep USB cable with you to transfer data & to charge your phone and its somewhat bulky like you cant put in your purse.

Charge card will solve this problem, its a USB cable for your device but very compact like a Debit/credit card which will fit in your wallet





You can have it for $24.99.

For IPhone the charge card will be avialable in late June, please refer the source link for more details

Source