30KM Visual Fault Locator Portable Optical Power Meter Fiber Optic Cable Tester ‑70‑6dbm Built in Battery

Feature: 1. 2 BACKLIGHT MODES: Default smart mode, backlight will be turned off automatically for 3 minutes without operation, in the off mode, press LED key to switch to smart mode. 2. WAVELENGTH MEMORY: Supports wavelengths of 850nm, 980nm, 1270nm, 1300nm, 1310nm, 1490nm, 1550nm, 1577nm, and 1625nm, with added wavelength memory function. 3. FREQUENCY RECOGNITION: Can accurately identify the optical fiber transmission frequency, determine the luminous mode, whether it is continuous or intermittent light. 4. UNITS SWITCHING KEY: Press the UNIT key on the fiber optic tester to select dBm, dB, and uW units in turn, and the test data will be displayed as the corresponding results. 5. OTHER ACCESSORIES: Supports FC, SC, ST commonly used fiber optic interfaces, with detachable metal pen head, which facilitate the replacement of ceramic core. Specification: Item Type: Optical Power Meter Wavelength Range: 800 1700nm Probe Type: For InGaAs Measurement Range: 70 6dbm Uncertainty: + 5percent Standard Wavelength: 850nm, 980nm, 1270nm, 1300nm, 1310nm, 1490nm, 1550nm, 1577nm, 1625nm Display Resolution: Linear Display: 0.1percent , Logarithmic Display: 0.01dBm Red Light Working Wavelength: 650nm Output Distance: 30km Frequency Identification: 0Hz, 270Hz, 1000Hz, 2000Hz Offline Saved Data Number: 40PCS Input Voltage: 3 6V Working Temperature: 10 60 celsius Storage Temperature: 25 70 celsius Automatic Shutdown Time: 10min Battery Continuous Working Time: more than 48h Battery Type: 1 x 600mAh 3.7V Rechargeable Lithium Battery (built in battery). Package List: 1 x Optical Power Meter1 x Data Cable1 x User Manual