Model: NF-919
Display: Color LCD
Light source function:
Wavelength: 1310/1550nm
Frequency: 00Hz, 270Hz, 1000Hz, 2000Hz
OPM test function:
Unit: dBm/(m, u)nW
Wavelength: 850nm, 1300nm, 1310nm, 1490nm, 1550nm, 1625nm
REF function
Red light function:
Frequency: 00Hz & 01Hz (Steadyon/Flashing)
Wavelength: 650nm
Auto-off: Shut off if no any operate for 30 mins (this function can set on/off)
Low battery indication: ✓
Working temperature: -20°C~50°C
Power supply: 3.7V 1500mA lithium
Product dimension: 139x84x29mm