TM292D Optical Time Domain Reflectometer 1310nm 1550nm 24dB 22dB 8 in 1 OTDR Fiber Tester Optical Power Meter 100‑240V EU Plug Item Type: OTDR Tester (No Light Measurement) Wavelength: 1310nm 1550nm Dynamic Range: 24dB 22dB Fiber Type: 9/125um SM Test Distance: 80km Interface Type: FC PC; SC PC Peak Laser Power: ≥30mW Display Unit: Meter, Feet, Miles Reflect Event Blind Zone: Approx. 2m / 6.6ft Loss Event Blind Zone: Approx. 12m / 39.4ft Measurement Accuracy (Reflect Event): About ±(1m+2x10(-4)xDistance) Recorded Test Records: >100000 Records (memory card not included) Visual Fault Locator (Red Light) Wavelength: 650nm Output Power: ≥10mW Output Mode: CW, 1Hz, 2Hz Test Fiber Type: SM MM Optical Power Meter: Measurement Range: -70-10dBm Stable Light Source: Laser Type: FP-LD Output Wavelength (nm): Same as OTDR laser wavelength Output Power: ≥-5dBm Output Stability (dBm): ±0.04 AT 20℃ at 15min Output Frequency: CW 270Hz 1KHz 2KHz Test Fiber Type: SM Loss Test: Interface Type: FC SC Test Range: 0-30dB Measurement Accuracy: 10% Other: LCD: 4.3 Inch, 800x480 pixels, IPS, capacitive touching screen Battery: Lithium Battery 2200mAh (built in battery), >5000 tests Temperature: Test Temperature: -5-50℃, Storage Temperature: -10-60℃ Humidity: 0-85% (non condensing) Product Size: Approx. 185 x 105 x 50mm / 7.3 x 4.1 x 2in