Wanglu LT-200S Multifunction Cable Tester, 3 Inch Screen, OPM, VFL, Cable Tracer, PoE Detector, RJ45/UTP TestThe Wanglu LT 200S is a multifunction cable tester designed for fiber and network cable testing. It combines OPM, VFL, cable tracing, PoE detection, cable length testing, and RJ45 fault checking in one compact device. Multifunction design with OPM, VFL, cable tester, and cable tracer 3 inch screen with 48 65mm display area PoE detector supporting IEEE 802. 3af at bt Cable length test up to 600m UTP and RJ45 testing for sequence, type, short circuit,