Feature:1. Calibration Function: The power measurement range is 70 to +10dbm, relative to the power calculation, with calibration function, can produce faster and more accurate data, very convenient.2. 7 Wavelengths: Seven wavelengths are 850, 980, 1300, 1310, 1490, 1550 and 1625nm, as well as SC, FC, ST adapters. Cover most of the needs of communications engineering maintenance.3. Convenient Carry: This optical power meter does not need to wait for preheating, plug and play, small size, light weight, easy to carry, but also with LED light, very practical.4. Low Battery Consumption: This optical power meter has a sensitive chip and a sturdy internal structure. The battery consumption is low and can work continuously for 40 hours with high endurance.5. Experience Enhancing: This optical power meter also has the ability to clear the blue screen. Details mean professionalism, and a clear display of results or information can enhance the user experience.Specification:Item Type: Optical Power MeterModel: AUA G710BMaterial: ABSOutput Optical Power: > 15MWOutput Distance: 15KMPower Supply: Requires AA batteries x2 (shipped without batteries)Power Measurement Range: -70 - +10dbmProbe Range: InGaAsWavelength Range: 850-1625nmStandard Wavelength (nm): 850, 980, 1300, 1310, 1490, 1550, 1625Display Resolution: Linear display 0.1%, logarithmic display 0.01dBmOperating Temperature: -10 - +60Storage Temperature: -25 - +70Auto Shutdown Time: 10 minutesBattery Life: Not less than 40 hours.Package List:1 x Power Meter 1 x FC Adaptor1 x Instruction ManualNote:Please pay attention to the correct operation