Item Type: Optical Multi Meter <br>Wavelength Range: 800 - 1700nm <br>Detector Type: For InGaAs <br>Measuring Range (dBm): -70~+6 <br>Uncertainty: ±5% <br>Standard Wavelength (nm): 850, 980, 1270, 1300, 1310, 1490, 1550, 1577, 1625 <br>Display Resolution: Linear Display: 0.1%, Logarithmic Display: 0.01dBm <br>Red Light Working Wavelength (nm): 650 <br>Output Distance: 5KM <br>Frequency Identification (Hz): 0, 270, 1000, 2000 <br>Number of Data Saved Offline (pcs): 40 <br>Input Voltage (V): 3~6 <br>Operating Temperature (℃): -10~+60 <br>Storage Temperature (℃): -25~+70 <br>Automatic Shutdown Time (min): 10 <br>Battery Duration (h): ≥48 <br>Battery (mAh): 1 x 3.7V rechargeable lithium battery 600mah<br>1、2 BACKLIGHT MODES: Optical multi meter start in intelligent mode by default, and automatically turn off the backlight after 3 minutes without any operation. In Off mode, press the LED key to switch to smart mode <br>2、WAVELENGTH MEMORY FUNCTION: Optical power meter add memory function to remember the test wavelength set before power off after power off <br>3、TRANSMISSION FREQUENCY ACCURATE IDENTIFICATION: The power meter can accurately identify the optical fiber transmission frequency, which can be used to determine the luminous mode in the engineering construction process, whether the continuous intermittent light <br>4、INTELLIGENT STANDBY MODE: By default, the optical fiber power meter enables the automatic shutdown function when powered on. Automatically shut down after 10 minutes without any operation, saving power <br>5、TWO DATA UNITS DISPLAYED: Press the (UNIT) key of fiber optic cable tester to select dBm, dB and uW units in turn, and the test data will be displayed with corresponding results 6、UNIVERSAL CONNECTOR: Optical multi meter support FC, SC, ST common interfaces, detachable metal pen tip, easy to replace ceramic core<p>1 x Optical Multi Meter</p><p>1 x Data Cable<br></p><p>1 x User Manual</p>