Specifications :
- Output Wavelength ( nm) : 1310 & 1550nm.
- Emitter type : LD
- Spectral width : 5nm
- Output frek : 270Hz, 1KHz, 2KHz
- Output power : -5dB
- Adjustable Range : + / - 3dB, 0.1dB/ Step
- Auto Power Off
- Back Ligth
- Operating Temperature : -10 to + 50 derajad celcius
- Storage Temperature : -20 to + 70 derajad celcius
- Power Supply : 2 Ni-Mh AA Battery