Mini Optical Power Tester Network Cable Tester Portable Handheld Optical Power Meter with 5km Red Light -70~+6dBm

Good luck with your favorite purchasesMaterial: ABS Power Supply: 2 * 1.5V AAA battery(NOT included) / USB Connection(use without battery) Connector: FC / SC / ST Power Measuring Range: -70~+6dBm Accuracy: ±0.2dBm Logarithmic Display Resolution: 0.01dBm Linear Display Resolution: 0.1% Wavelength Range: 800~1700nm Wavelength Reference: 850nm, 980nm, 1300nm, 1310nm, 1490nm, 1550nm, 1625nm Wavelength of Working Red Light: 650nm Operating Temperature: -10~60℃ Storage Temperature: -25~70℃ Automatic Shutdown: No operation within 10 minutes Item Size: Approx. 118*65*30mm / 4.65*2.56*1.18in Item Weight: Approx. 140g / 4.94oz Package Size: Approx. 130*77*60mm / 5.12*3.03*2.36in Package Weight: Approx. 300g / 10.58oz