It’s the last day of our Power Up Giveaway, with your chance to win an iWalk Extreme 7500 portable emergency backup battery for your phone or tablet. To enter, just pop along to the original post page which is here, and enter using the instant entry box on the page. Ten seconds and you’re done! Good luck.

[Psst…and don’t forget to check out our cool MagicSIM Elite giveaway for all you Samsung S3 owners]