Optical Power Meter Red Light Fiber Optic Cable Power Tester With USB Charging

1 x USB Charging Cable. Standard Wavelength (nm): 850, 980, 1270, 1300, 1310, 1490, 1550, 1577, 1625, 1650. Working Temperature: -10-60℃. Storage Temperature: -25-70℃. Display Resolution: Linear Display: 0.1%, Logarithmic Display: 0.01dBm.

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