Stonex Walker II represents the newest generation of field-tested and easy to use survey systems. All the required hardware and software are included to perform fast centimeter accurate static, stop and go and kinematic surveys post processed, as well as GIS/Mapping and GPRS linked L1 RTK correction for improved jobsite accuracy. Stonex Walker II is weather, vibration and dust proof, designed to perform in the toughest environments. The system is intuitive and its interface is simple with, under request, alphanumeric keyboard and back lighted touch screen.