Don’t let your phone battery die again. The new Zagg Power Amp 3 delivers 3000 mAh of power – enough to give most phones at least one full charge – in a lightweight design that’s easy to keep in your pocket or purse. Speaking of easy, the power amp 3 features a universal USB port that delivers a super-fast 2.1a charge to your devices. Plus, with the Power Amp 3 you get the added convenience of the bright, built-in flashlight that’s super handy when a little light is a lot of help. Silver.