kolsol network cable tester, ethernet wire tracer with ncv & lamp for cat5 cat6, poe tester detect voltage measure fault distance by tdr nf-8209 kolsol <b>transmitter</b><br> <br> <b>lcd display:</b>128*64 dot-matrix with backlight<br> <b>power supply:</b>aaa*3<br> <b>low battary warning:</b>2.7v<br> <b>auto-off time:</b>15min、30min、60min、off<br> <b>max working current:</b><150ma<br> <br> <b>receiver</b><br> <br> <b>sentivity adjustable</b>yes<br> <b>ac voltage detecting</b>yes<br> <b>lamp</b>yes<br> <b>battary type</b>9v*1<br> <b>low battary warning</b>6± 0.5v<br> <b>max working current</b><100ma<br> <br> <b>remote<br> <br> <b>wiremap por</b>rj45<br>