Wire Tracker Cable Tester Multi-functional Handheld Line Finder Cable Testing Tool for Network Maintenance for Network Cable Collation Continuity Chec<br> Features:<br> Works perfectly when RJ11 RJ45 cable is on power.<br> Trace RJ11, RJ45, cables or other metal wire (via adapter).<br> Easy and fast to locate the breakpoint without opening the wire's cover.<br> Network cable collation: judge short-circuit, breaking circuit, open circuit and crossing.<br> Test line level, positive and negative polarity.<br> Status of telephone line checking: test the working status of telephone line(idle, ringing, and off-hook) and judge TIP and RING line.<br> Check wire continuity.<br> Specifications:<br> Color: Blue<br> Material: Plastic<br> Work Temperature: 0~40Cthe maximum 80% relative humidity(no coagulation)<br> Storage Temperature: -10~50C, the maximum 80% relative humidity [no coagulation, no battery]<br> Altitude: 2000 meters<br> Anti-explosion Rating: IP40<br> Distance of Sending Signal: 100 meters<br> Battery(NOT Included):<br> Emitter: 1*6F22/9V Battery;<br> Receiver: 1*6F22/9V Battery<br> Emitter Size: 12.6*6.4*3cm/4.96*2.52*1.2in<br> Receiver Size: 20.5*4*3cm/8.07*1.57*1.2in<br> Package Size: 22*10.5*3.5cm/8.66*4.13*1.4in<br> Package Weight: 240g<br> Package List:<br> 1xEmitter<br> 1xReceiver<br> 1xClip Adapter Cable<br> 1xRJ45 Cable<br> 1xUser Manual (English)