The GPS 72H is a low-cost solution for land or marine navigation designed to update and build on the strengths of Garmins highly popular GPS 12. The new unit provides precise GPS positioning using correction data obtained from the Wide Area Augmentation System (WAAS). The GPS 72H can provide position accuracy to less than three meters when receiving WAAS corrections. This rugged, waterproof, unsinkable GPS receiver offers a large, 4-level greyscale screen. Its designed as the next generation in basic, entry-level Garmin GPS. This Marine Pack includes a range of useful accessories, specifically tailored for the marine user. The marine mount swivels and tilts for optimum viewing and has a locking mechanism to keep unit secure. The power lead allows easy connection to a DC supply, while the nylon carrying case protects your unit while in storage or being transported. It features a wide zippered opening and a belt loop for accessibility and portability. Together, these accessories make the Marine Pack unbeatable value for money.