The Southwire M400TP Professional Data Cable Mapper is a reliable tool for testing and mapping data cables with precision. This brand new device from Southwire, a trusted manufacturer, is designed for professional use in various industries. Made in China, this cable tester is perfect for businesses and individuals in need of accurate testing and inspection of data cables. Ideal for use in business and industrial settings, this cable mapper is a must-have tool for ensuring the efficiency and reliability of data networks.