Quickly and easily test RJ45, cable TV "F", RCA, and BNC cabling used in smart home installations. Tests RJ45 patch cords and network installations to identify good connections, opens, shorts or cross-connections. Connection type: RJ45 UTP or STP modular plug & cable TV "F" coaxial. Identifies data and telephone connection schemes, Maps cable pin-out. Tests continuity of cable TV cables and installed cable runs. Max. length: 1,650' (500 m). Combination network and coax tester, Automatic scanning, User selectable slow or fast speeds. Quickly check cable installations and patch cords, Easy-to-use with clear LED read-outs.