Fiber Optic Power Meter, 10Wavelengths,,70 to +10dBm, Portable Tester for Communication Engineering

Fast and Accurate: The multifunctional optical power meter has a built in sensitive chip for accurate measurement results and quick response. Strong Functions: Multifunctional optical power meter with relative power calculation and calibration function, stable performance. 10 Wavelengths: Can measure 850, 980, 1270, 1300, 1310, 1490, 1550, 1577, 1625, 1650nm wavelengths, covering most of the needs of communications engineering maintenance. Clear Display: The power meter's clear on screen display allows you to take clear readings, both in low and bright light. Automatic Power Off: This optical power meter will automatically shut down after 10 minutes of no operation, reducing power consumption and extending service life.