This product is easy to install and use, providing more information and diagnostics in an easy to install unit. It is portable from one boat to another with little effort, and has many more functions such as GPS, GPS marking locations, speed water temperature engine temperature oil pressure, gallons used, gallons used per hour engine RPM and many more items. It is also compatible with Android devices and can be connected to a car OBD system. However, some additional information needs to be included to take advantage of the options.