Feature:1. Multifunctional: This optic fiber test CCTV tester is multifunctional, with diverse functions such as fiber optic communication measurement, network cable sequence, optical power meter, stabilized light source, VFL, RJ11 wire finding and so on.2. High Performance: This multifunctional fiber optic tester has good performance and is used for signal power testing, insertion loss testing, etc. for all kinds of equipment and optoelectronic components.3. Clear Test Boundary: This OTDR multi function tester has a clear OTDR test boundary, which allows you to clearly see the loss distribution curve of the fiber and cable, fiber distance, loss and attenuation data.4. Excellent ABS Material: This optical time domain reflectometer's case is made of excellent ABS material, which is sturdy and wear resistant, not easy to be damaged, and has a long service life.5. Wide Application: This optic fiber OTDR tester has a wide range of applications and can be used to accurately determine the location of fiber optic faults, as well as to detect near end faults in bare fibers, fiber optic patch cords and other fibers and cables that can leak red light, and in high loss areas caused by microbends.Specification:Item Type: OTDR Fiber Optic TesterMaterial: ABSCenter Wavelength: 1625nmFiber Type: Single ModeMinimum Event Blind Area: 10m (Single Mode)Dynamic Range: 22dBMeasurement Range: 0.2km, 0.5km, 1km, 2km, 4km, 8km, 16km, 32km, 64kmMeasurement Pulse Width: 3ns, 5ns, 10ns, 30ns, 50ns, 80ns, 160ns, 320ns, 500ns, 1us, 5us, 10usSampling Points: 64000Waveform Data Storage Capacity: 500 LinesRefractive Index Setting Range: 1.00000-1.99999Fiber Cable Correction Factor Range: 0.80000-1.0000RJ45 Line Sequence Testing: Network Cable Sequence Testing With Cable CheckerOptical Power Meter Measurement Range: -50dBm-+26dBmVFL Output Power: >10mWRJ11 Line Finder: RJ11 Interface Emitting Telecommunication Signals For Use With DetectorLCD Display: 320x480, 3.5 Inch Color LCDInterfaces: USB, Memory CardInterface Languages: Simplified Chinese or EnglishEnvironmental Adaptability: Storage Temperature: -40C-70C, Relative Humidity: 5%-95%, Non CondensingSize: Approx. 173 x 82 x 36mm / 6.81 x 3.23 x 1.42inExternal Storage Type: Memory Card (Memory Card Not Included)Main Unit Battery: Internal Lithium Battery 3.7V, 4000mAh x 1 (Included), Battery Working Time: 10 Hours (At Room Temperature)Line Finder Battery: 9V 6F22 Battery x 1 (Not Included).Package List:1 x OTDR Fiber Optic Tester2 x Connecting Cables1 x Crocodile Clip Line1 x Earphone1 x USB Cable1 x Plug6 x Accessories1 x Wire Stripper1 x Cable Locator1 x Storage Bag1 x Portable Strap1 x Manual