SC/APC-LC/APC 150M 300M 500M 1KM 2KM SM OTDR Optic fiber transmission cable box
SC/APC-LC/APC optical fiber OTDR transmission cable box test extension line, waterproof and dust-proof, anti pressure and anti drop, excellent sealing, test standard, easy to carry. Standard length: 500m; 1 km; 2km.