Features: New design of digital signal with strong interference and no noise, easy & convenient to operate. TDR theory to measure cable length and provide distance to fault information. Provides full cable testing on different category network, coaxial, or telephone cable. Tone trace cable with complete AC Interference Rejection, much easier than other tracers on markets. With PING & POE testing and calibration functions. Big LCD color screen for easy reading. With NCV non-contact induction pen function. 50 groups of data records storage and data transmission function. Low battery indication and auto power off function, rechargeable lithium battery for more efficient work. Specifications: Material: ABS Display: 2.8 inch LCD color screen(effective visible area 60x45mm) Cable Types: STP/UTP cat5e, cat6, cat6a, cat7 network cable, telephone cable, coaxial cable and common metal wires connected with alligator clip. Testing Device Interface: Main unit: RJ45(M), RJ45(S), POE/PING, RJ11, BNC ports. Remote identifier: RJ45, RJ11, BNC ports Range: 1～1500m Calibration precision: 2%(±0.5m or ±1.5feet); (calibration cable>50m) Measurement Precision: 3%(±0.5m or ±1.5feet) Display Unit: Meter, Foot, Yards Working Temperature: -10～+60℃ Working Humidity: 20%～70% Built-in Lithium Battery: Emitter: 1 * 3.7V 1800mAh; Receiver: 1 * 3.7V 1800mAh Emitter Size: Approx. 17.3 * 9.2 * 3.4cm / 6.81 * 3.62 * 1.34in Receiver Size: Approx. 18.3 * 5.8 * 3.5cm / 7.2 * 2.28 * 1.38in Adapter Size: Approx. 10.6 * 3.2 * 3.0cm / 4.17 * 1.26 * 1.18in Emitter Weight: Approx. 207g / 7.32oz   Receiver Weight: Approx. 120g / 4.24oz Adapter Weight: Approx. 37g / 1.32oz Package Weight: Approx. 776g / 28.38oz Package Size: Approx. 27.2 * 20 * 9.3cm / 10.7 * 7.9 * 3.7in Packing List: 1 * Emitter 1 * Receiver 1 * RJ11 Cable 1 * RJ45 Cable 1 * Crocodile Clip Test Line 1 * Remote Adapter 1 * USB Cable 1 * TF Memory Card    1 * Carry Bag 1 * User Manual (English)