Feature:1. Multifunctional: Our OTDR optical time domain reflectometer, which can also be a visual fault locator, an optical power meter or an optical light source.2. Connector Type: This optical time domain reflectometer has a UPC connector with a voltage of and an input voltage of 8.4V 0.5 to 1A.3. Use Process: The multifunctional optical time domain reflectometer is used to evaluate FTTx and access net construction and maintenance, identify fiber breaks, measure optical cable length, and calculate relative optical power loss.4. USB Data Interface: The optical time domain reflectometer optical power meter includes analysis software for further data analysis or processing.5. 3.97 Inch Color Display: The OTDR's display is touch screen, along with event reflection, Ethernet cable distance, Ethernet cable tracer, rj45 Ethernet cable sequence, LED lights and more.Specification:Item Type: OTDR Optical Time Domain ReflectometerModel: AUA280UConnector Type: UPCOPM: -70-+10dBmMaterial: ABSWavelength: 1310/1550nm (24/22dB), 1310/1550nm (26/24dB), 1550nm (20dB), 1610nm (20dB)Dynamic Range: 24/22dB, 26/24dB, 20dBMeasurement Distance: 0-60kmFiber Optic Connector Type: 9/125m SMUnit: Meter, Inch, MileReflection Blind Zone: 2mData Storage: 200 GroupsDisplay: 3.97 Inches Resolution: 800x480pixels IPS Screen (Touch Screen Available)Power Supply: 7.4V 4400mAh Li Ion Battery (Shipped With Built In Battery) Can Be Used More Than 5000 TimesVisual Fault LocatorWavelength: 650nmOutput Power: >=10mWMode: CW,1Hz,2HzFiber Type: SM, MMOptical Power MeterMeasurement Range: -70-+10dBm Wavelength Range: 800-1650nmCalibration Wavelength: 850 1300 1310 1490 1550 1625Detection Type: InGaAsOptical Light SourceEmitter: FP LDWavelength: 1310/1550nmOutput Power: -5dBmFiber Type: SM.Package List:1 x Reflectometer3 x Instruction Manual1 Pack x Cotton Swab1 x Disc1 x Lanyard1 x SC Connector1 x FC Connector1 x USB Cable1 x Power Cord1 x Storage Bag1 x FC To LC Adapter