Features High Accuracy: The optical power of the tester has extremely high accuracy, the number of kilometers can be selected, the light source is strong, and it is resistant to falling and durable. 7 Test Wavelengths: The fiber light tester has 7 wavelengths, 850nm, 980nm, 1300nm, 1310nm, 1490nm, 1550nm, 1625nm. Auto Power Off: The fiber optical power meter has an automatic shutdown function, which will automatically shut down after ten minutes of inactivity, extending the use time. Long battery life: The battery life of the optical power meter is not less than 40 hours, which can be used for a long time. It supports wavelength memory function and user calibration, which is very easy to use. (Note: Battery is not included) Easy Operation: The fiber light meter can be replaced with different interfaces, and the operation is simple and practical. Specification: Item Type: Optical Power Meter Material: ABS Model: AUA-G510A Battery: 1.5V 2 x AA battery(Not included) Application: Optical fiber communication Basic Parameters: Power Measurement Range: -70 - +10dbm or -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 (Min): 10 minutes Continuous Working Time of The Battery: Not less than 40 hours Package List: 1 x Optical Power Meter 1 x SC Conversion Connector 1 x FC Conversion Connector 1 x Instruction Note: Pay attention to safety protection when using. Package List 1 x Optical Power Meter 1 x SC Conversion Connector 1 x FC Conversion Connector 1 x Instruction