Click To Know More Networking Testers Cable Tracker RJ11 RJ45 Lan Tester Cat5e Cat6a Cat7 Tone Generator Probe Kit Wire Detector for Metal cable Network Cable Tester, RJ45 RJ11 Multi-Function Wire Tracer and Circuit Tester with Earphone For Cable Collation, Network & Telephone Line Test 1. Cable hunting: Directly hunt the cable with RJ11, RJ45 and BNC terminal and other metal leads through adaptor -When cable is hunted, there is no need to strip off cable sheath, which is easy and quick to judge the location of breakpoint in cable -It can directly hunt cable when weak current equipment is turned on, such as Ethernet switch, router 2. Test network cable: It can fully test the line sequence of network cable, open circuit, short-circuit, miswire, reverse connection and splitpairs -Test line level, positive and negative polarity -Test the status of telephone line: It can test the working status of telephone line (idle, ringing, and off-hook) and judge TIP or RING line 3. Check lead continuity -Test the connection between network cable and switch port -It provides low voltage prompt function and the receiver has installed spotlight Specifications: Power Specs: DC, 9V laminated battery (not included) Max operating current: Emitter+-10mA;Receiver+-30mA Signal Transmission Format: Multi-frequency pulse Testable Wires: telephone line, video line, common metal wire and network wire Testable Port: RJ11, RJ45 Signal Output level: 8Vp-p Signal Transmission distance: ≥3KM Features: 1. Easy and convenient to operate. 2. Portable and easy to carry. 3. Low-voltage & energy saving. 4. Sensitive sensor, stable and reliable. 5. With earphones in noisy environments. What's in the box? 1 x Emitter 1 x Receiver 1 x Earphone 1 x RJ11 cable 1 x RJ15 cable 1 x Cable with crocodile clamp 1 x User Manual 2 x 9V Battary (NOT Included)