Navman is the best and the largest manufacturer of GPS devices in Australia and New Zealand. It makes GPS devices for all kinds of cars and other vehicles like motorcycles, Vans, Trucks. It provides an intuitive navigational experience. 

The company is the first to bring the monthly map update in the industry. With the monthly updates, you never have to think about the map becoming outdated after some time. Plug the device to the internet-enabled computer and run the software for getting the updates.