Check the listing for details. 7 Wavelengths Loss Cable Tester Fiber Optic Power Meter with LED Light(-70~+6dB). Condition: New. Listed at 8.91 USD. Attention: Choose the right model before purchasing. 7 Wavelengths Loss Cable Tester Fiber Optical Power Meterwith LED Light. Comes With Self Calibration Function-----Optic fiber power meter KomShine KPM-35 FTTH fiber cable tester w/ Silicone case. Resolution (dB):0.01The KPM-35 Power Meter provides highly accurate power measurements, as well as reference value setting capabilities. What’s more, this convenient unit requires no offset nulling, and it offers power autonomy of 55 hours, for reliable, long-lasting performance in the field.----2022 New Design Mini Power Meter Komshine KPM-11M 2.5mmuniversal Connector -70~+10dBmProduct features:* Accuracy lower than ±0.2dB* Built in LED Light, Easy to operate in the dark environment* 20 hours continuous use* 7 Wavelengths ( 850/980 /1300/1310/1490/1550/1625nm )* Pocket Design, mini and compact* Universal adapter design, suit for SC, FC, ST Connector* Range of measurement: -70~+10dBm / -50~+26dBm* Users can calibrate the value manually----FTTH Fiber Optical Test Tool Fiber Optic Power Meter Tester Seven-Wavelength +10 to -70dBm For SC CATV Test