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- OTDR
- Optical Time Domain Reflectometer
- Wavelength: 1310nm/1550nm Touching Screen: 5.6 inch Event Dead Zone: 0.8m Attenuation Dead Zone: 4m One&key Auto Test 4.4Ah Li&ion Battery Line Warning Function Real&Time Test 8G Memory Card Can Save 80000 groups curves Built&in 10mw VFL Best for CATV, ISP, SI
