CTA Digital has unveiled the Deluxe Power Grip that will provide more juice for the Nintendo 3DS. The device has a built-in battery that can be recharge using the included USB cable or the original 3DS AC adapter. The LED light indicator on the power grip will turn from red to blue when the grip is fully charged. The Deluxe Power Grip also provides access to all 3DS controls, headphone jack, sliders and game slots. Watch the video after the jump to get more details.