Features Multifunctional Wire Trackers - This is a multifunctional wire tracker, for phone, network wire, power cable, etc. Good working performance - Integrated wiring network engineering with building monitoring line maintenance. Short circuit/open circuit detection and DC level test function. Practical Tool - A great tool for telecommunication engineering, internet bar, network maintenance, etc. EASY TO USE - Easy and quick to locate the breakpoint without opening the wire cover. Equipped with cables - Equipped with RJ11 and RJ45 cables and interface on the transmitter. Features: Integrated wiring network engineering with building monitoring line maintenance. Easy and quick to locate the breakpoint without opening the wire cover. Short circuit/open circuit detection and DC level test function. This is a multifunctional wire tracker, for phone, network wire, power cable, etc.Equipped with RJ11 and RJ45 cables and interface on the transmitter. A great tool for telecom engineering, internet bar, network maintenance, etc. Specifications: Item Name: Wire Followers Model: WT58D Working environment: 0°C - 40°C, 20% - 75%RH Storage environment: -10°C - 50°C, 10% to 90% RH Altitude: ≤1000 meters Signal sending distance: 0-300m Battery: 2 x 9 V 6F22 (not included). Receiver: 190mm x 40mm x 23mm/7.48" x 1.57" x 0.91" (Approx.) Launcher: 140mm x 60mm x 25mm/5.51" x 2.36" x 0.98" (Approx.) Package list: 1 x receiver. 1 x transmitter. 1 x RJ11 connection cable. 1 x RJ45 connection cable. 1 x user manual. 1 x line search bag. 1 x pair of headphones. Please note: 1. Please note that there is NO battery in the package. 2. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. 3. Please allow slight dimension difference due to different manual measurement. Package List