Check the listing for details. Southwire M500CX4 M500CX4 Coax Continuity Tester/Mapper. Condition: New. Listed at 30.00 USD. INCLUDES:• (1) Coax continuity tester/mapper• (4) ID remotes• (4) 1.5 VLR44 batteriesFEATURES:• Easy-to-Understand LED display• Test patch cables or installed cables• Identify up to four coax cable remote locations - includes 4 color-coded ID remotes• Double-molded housing for durability and grip• Auto power-offSPECIFICATIONS:• Max. Testing Length: 10,000 feet (3km) maximum• Operating Temperature: 14°F to 122°F (-10° to 50°C)• Storage Temperature: -4°F to 140°F (-20° to 60°)• Battery: Four LR44 Batteries• Case Dimensions: 5.4" x 1.26" x 0.98" (13.7cm x 3.2cm x 2.5cm)• Weight: 3.14oz (89g)Coax Continuity Tester/Mapper M500CX4 The M500CX4 speeds troubleshooting and installation by testing and identifying up to four Cable TV remote wall outlets at a time. Includes four color coded remotes.