Feature: 1. [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. 2. [7 Test Wavelengths] The tester has 7 wavelengths, 850nm, 980nm, 1300nm, 1310nm, 1490nm, 1550nm, 1625nm. 3. [Auto Power Off] The optical power meter has an automatic shutdown function, which will automatically shut down after ten minutes of inactivity, extending the use time. 4. [Long Battery Life] The standby time of the optical power meter is long, and the battery can be used for at least 40 hours. 5. [Easy Operation] The power 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 Meter1 x SC Conversion Connector1 x FC Conversion Connector1 x Instruction Note: Pay attention to safety protection when using