Feature:1. MEASURING RANGE: Multifunctional optical power meter, power measurement range is 7010dbm, fast and accurate in operation, no need to wait for warm up.2. GOOD PERFORMANCE: The optical fiber tester uses sensitive chip, with relative power calculation and calibration functions, stable and reliable performance.3. 10 WAVELENGTHS: With 850, 980, 1270, 1300, 1310, 1490, 1550, 1577, 1625, 1650nm standard wavelengths, multiple sets of data storage, store and view at any time.4. PORTABLE DESIGN: The optical power meter is handheld design with a compact internal structure, and uses ABS plastic shell, lightweight and wear resistant.5. MULTIPLE FUNCTIONS: Integrated network test, optical power meter, red light source and LED light, covering most of the needs of communication maintenance.Specification:Item Type: Optical Power TesterModel: AUA M70Material: ABSPower Supply: 2 x AAA battery (battery not included)Power Measurement Range: -70~+10dbmProbe Type: For InGaAsWavelength Range: 850-1700nmStandard Wavelength (nm): 850, 980, 1270, 1300, 1310, 1490, 1550, 1577, 1625, 1650Display Resolution: Linear Display: 0.1%, Logarithmic Display: 0.01dBmWorking Temperature: -10-60Storage Temperature: -25-70Automatic Shutdown Time: 10 minutesBattery Continuous Working Time: Not less than 40 hours.Package List:1 x Optical Power Tester1 x Lanyard1 x User Manual