1. Cable Tester for UTP STP RJ45 RJ11;2. Automatic efficient scan for the miss wiring, disorder cable, open and short circuit;3. TEL BNC test available(Adapter needed);4. Remotely test cable up to 1000 ft in length ( remote kit included );5. Protective power switch for low power consumption;Color: orangematerial: plastic6. High quality protecive case provides more secure protection;7. Judge continuity of the cables or wires;8. Track the cables or wires, and diagnose the break point;9. Receiver the tone signal on the cables or wires (telephone line);10.Identify the state in the working telephone line (clear ring, busy);11.Send a single solid tone or a dual alternating tone to the object cables or wires.Working current:Emiter: 10mA Receiver: 30mASignal transfe mode: Digital signalSignal output level: 8Vp-pSignal transfer distance: 3KmDimension:Transmitter: 126x49x34mm Reveiver:175x42x25mmPower: by 2 x DC 9V BatteryPackage Contents:2 x Cable Emitter2 x Cable Receiver2 x RJ11 Cable2 x RJ45 Cable2 x Earphone2 x Cable with Clamp4 x Battery2 x User ManualOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.