1、8 in 1 Functions: This device has OTDR, event map, optical power meter, red light source, stable light source, light loss test, RJ45 line sequence, and lighting functions. 2、Auto Test Analysis: This OTDR tester allows for one button testing and automatic data analysis, without the need for complex manual operation, improving detection efficiency. 3、Fiber Network Test: This OTDR fiber tester can measure various fiber optic networks, including long distance fiber optic networks and distributed fiber optic sensor networks. 4、Working Range: The OTDR meter has a testing wavelength of 1310/1550nm, a dynamic range of 24/22dB, a testing distance of 80km, and suitable for 9/125um SM fiber type. 5、Screen and Battery: The OTDR tester adopts a 4.3 inch IPS capacitive touching screen, clear and intuitive. Equipped with 2200mAh lithium battery to ensure long lasting endurance. 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 1 x OTDR Tester 1 x User Manual 1 x USB Cable 1 x Power Cable 1 x FC Adapter (Installed on the Machine) 1 x SC Adapter 1 x RJ45 Remote Adapter 1 x Storage Bag 1 x Shoulder Strap 1 x RJ45 Test Cable