Product description NWANSI OM1 Multimode OTDR Launch Cable Box UPC SC/LC/ST/FC Dead Zone Compensator Product Parameters Fiber Type OM1 multimode fiber, 62.5 /125m Applicable Test Wavelength 850nm / 1300nm (universal multimode wavelength) Fiber Attenuation 0.2 dB/km (850nm test wavelength) Standard Test Endface UPC low-reflection endface Connector A SC-UPC / LC-UPC / ST-UPC / FC-UPC Connector B SC-UPC / LC-UPC / ST-UPC / FC-UPC Operating Temperature -20 ~ +60 Enclosure Rigid ABS shockproof protective case Enclosure Dimensions 22×15× 6.5 cm