Feature:1. Multifunctional: Our optical time domain reflectometer fiber tester can also be an optical power meter, a stable light source and a red VFL visual fault locator.2. LCD Display Intuitive: Our optical time domain reflectometer is equipped with a large LCD display, which makes it easy for users to grasp the test results in time.3. One Button Operation: This optical time domain reflectometer VFL optical power meter adopts one button operation, users only need to simply press the button to complete the test.4. Processing Test Data: OTDR fiber tester optical power meter can be uploaded to PC via USB port, which can be further analyzed or processed by management software. It can also be saved as a sor format file or batch printing. Reports include test conditions, test curves, link loss, average loss, etc.5. Identify Fiber Breaks: This multifunctional optical time domain reflectometer VFL can be used to evaluate FTTx and access net construction and maintenance, identify fiber breaks, measure fiber cable lengths, and calculate relative optical power loss.Specification:Item Type: VFL OTDR Optical Power MeterMaterial: ABSAvailable With Optical Test Wavelength: 1310, 1277, 1490, 1550, 1625Standard Optical Power MeterNumber Wavelength Range (Nm): 800 - 1600Probe Type: InGaAsPower Measurement Range (DBm): 50 - +26dbmMeasurement Accuracy: 5%Display Resolution: 0.1dBmFiber Category: Single ModeFiber Interface: SCRed Light SourceWorking Wavelength (Nm): 650nmLight-Emitting Device: FP-LDOutput Power (Mw): 10mwModulation: OHZ, 1HZ, 2HZFiber Category: Single ModeFiber Interface: SCStable Light SourceWorking Wavelength (Nm): 1550nm Or 1610nmLight Emitting Device: FP LDOutput Power (Dom): -10dbmModulation: 270HZ, 1K. 2KFiber Category: Single ModeOptical Loss TestFiber Interface:SCTest Range:0-30dbMeasurement Accuracy:10%OTDRLaser Tube: 1550nm Or 1610nmDetection Diode:Avalanche APDMeasurement Resolution:0.6mEvent Blind Zone: Three MetersAttenuation Blind Area: 10mTest Pulse Width: 10, 30, 100, 300ns, 1, 3. 6usScattering Depth: 20db (6us)Test Length (Event): 60kmTest Length (Attenuation): 30kmPower Supply: Lithium x 1 (4000MAH) (Shipped With Built In Battery)Power Adapter: Micro USB5V 1000mASingle Maximum Current: 200mAStandby Current: 10uABattery Duration: 10HAutomatic Shutdown Time: Adjusting MinutesOperating Temperature():-10-+50Storage Temperature():-25-+70.Package List:1 x OTDR Optical Time Domain Reflectometer1 x Aluminum Alloy Toolbox1 x Charger1 x USB Charging Cable1 Pack x Cotton Swab1 x FC Flange1 x Instruction Manual