Item Type: Fiber Optical Power Meter Material: ABS Model: AUA G510B Output Optical Power: >15MW Output Distance: 15KM Power Supply: 2 x AA battery (excluded) Power Measurement Range: -50-+26dbm Probe Range: InGaAs Wavelength Range: 800-1625nm Standard Wavelength (nm): 850, 980, 1300, 1310, 1490, 1550, 1625 Display Resolution: Linear Display: 0.1% Logarithmic display: 0.01dBm Working Temperature (): -10 - 60 Storage Temperature (): -25 - 70 Automatic Shutdown Time (Minute): 10 minutes Continuous Working Time of The Battery: Not less than 40 hours 1500 Data Storage: This optical power meter can store 500 sets of data inside, and supports viewing at any time for easy comparison of test results. 2Power Saving: This optical power meter will automatically shut down after ten minutes of standby, so the battery consumption is low and it can work continuously for 40 hours. 3Accurate Test: The test results of the optical power meter are fast and accurate, which can accurately distinguish the connection loss and check the continuity. 4Simple Operation: This optical power meter is easy to operate, no need for you to preheat, plug and play, and can perform relative power calculation. 5Wide Application: The tester has 7 wavelengths, 850nm, 980nm, 1300nm, 1310nm, 1490nm, 1550nm, 1625nm, which can cover most of the needs of communication engineering maintenance.1 xFiber Optical Power Meter 1 x FC Conversion Connector 1 x Instruction