Navigate commercial highways with total confidence using this fully tested Rand McNally IntelliRoute TND 550 lifetime maps commercial truck GPS navigator. This specialized 5-inch dashboard system features advanced Rand Navigation 2.0 software engineered explicitly for professional drivers providing comprehensive custom routing based on your specific trailer dimensions weight limits axle configurations and hazardous material load restrictions. Pre loaded with high resolution maps covering the entire United States and Canada this compact travel computer utilizes a speedy internal processor to deliver instantaneous recalculations smooth map transitions and detailed 3D renderings of complex urban interchanges and upcoming highway exits. Complete with integrated Wi-Fi connectivity for seamless over-the-air map software updates this essential trucking tool provides critical real time driver alerts for sharp curves upcoming toll costs scale locations speed limit alterations and state line fuel logging. Thoroughly benchmarked for strong satellite acquisition responsive touch screen inputs and steady internal battery charge retention this reliable navigation hardware asset arrives ready for immediate commercial cab deployment.