NOYAFA can supply various of cable tester, such as LCD cable test series, Cable length tester series, network cable tester, models including a)LCD cable tester can trace and locate RJ45, RJ11,BNC, USB cables, measure RJ45 or RJ11 or BNC cables b)Cable length tester mainly include NF-8601 series is our updated multifunction cable tester, it also has PoE & PING function. users can order 1pc remote or 8pcs remotes. NF-8601S is top selling with TDR theory can measure cable length and loacta cable fault accurately;and it can measure multi calbe types:power cable, cat7, cat6a. c) PoE network calbe checeker, if you want to test PoE,NF-488 is a good option, Detecting PoE voltage, current, power, PSE standards Power supply modes, Verify RJ45 cables. if you add tracing and locating cable function, NF-8209 is good option ,it can trace and measure network cable, also it can test PoE testing,like a basic of NF-8601S.