Price:
US$29.97

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Overview and Specifications:

Size:11.8 x 6.8 x 3 cm                 Fiber Type:Single Mode
Model Number:DBF-70             Connector Type:SC/FC/ST
Specifications:
Calibrated Wavelength (nm): 850nm, 1300nm, 1310nm, 1490nm, 1550nm, 1625nm
Detector: InGaAs
Measurement Range (dBm): -70 to +3
Input: DC 9V/1000mA
Resolution (dB): Linear 0.1% / Non-linear 0.01dBm
Connector: SC, FC, ST/ Universal 2.5mm Adaptor
Operating Temperature(C): -10 – +60
Storage Temperature(C): -25 – +70
Relative Humidity: 90% (+30C)
Working Hours: >48 hours
Size: 11.8 x 6.8 x 3 cm
Product advantages: 
1.Function upgrade 2 in 1
Optical Power Meter  + Network Cable Test
2.Cable test function
Operation method: Long press UNIT key for 3 seconds to open RJ45 test mode, then press to close RJ45 test mode
3 new LED lighting features for dark work environment
4.DIY self-calibration
According to the actual test needs self-test parameters
At the same time press the λ + REF + UNIT button, enter the user mode, the screen displays the letter "CAL"
Press the "REF" and "UNIT" keys at the same time to restore the power meter to the factory state
 
Button UNIT, reducing 0.05dB
 
Press the power button. Save
 
Press REF + UNIT: restore factory settings
 
Press the key λ to switch the wavelength
 
Press REF, increase 0.05dB
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