The RAM Mount RAM-HOL-AQ3U, high strength composite small size AQUA BOX®   3, is designed to a variety of small size electronic devices. The AQUA BOX®   3 is a large waterproof box with a clear flex-lens allowing you to press and operate the buttons of your device, when in the AQUA BOX® .

AQUA BOX®  3 Internal Dimensions:
Width=2.38", Height=4.63", Depth=1.13" inches

AQUA BOX®  3 External Dimensions:
Width=3.5", Height=5.25", Depth=1.5" inches

AQUA BOX®  Features:
1. A unique, patented all inclusive seal and Flex-Lens. This is really cool stuff!
2. Touch through lens to operate buttons.
3. Power, earphone and accessory cables are routed through a patented, self draining baffledesign to keep moisture out.
4. Fits any RAM Mounting System for use on Planes, Motorcycles, Boats, ATVs, Bikes, etc.
5. Easily locks with any standard mini padlock.
6. All marine grade construction including stainless steel hinge pin and mounting hardware.
7. Flex-Lens may be replaced in seconds if scratched or damaged. (inexpensive)
8. Lifetime Warranty on all components other than Flex-Lens. 

Note: 
The "U" in the part number reflects product packaged in poly bag.