The most perfect testing function:
1. Provide five calibrated wavelengths offered to meet the customers testing requirement. Such as FTTX 1490nm.
2. FC and Universal Connector.
3. Testing range: -60dBm～+6dBm or -50～+20dBm

The most perfect power supply and power management:
1. Internal rechargeable Li battery AA battery and AC adapter.
2. Auto power-off.
3. More than 200hr battery operating

The most perfect testing guarantee:
1. Superior stability to ensure the testing performance and repeatability.
2. Wide LCD display that provides the most complete testing information: wavelength, modulated signal, all kinds of conditions.
3. High quality and rugged design, ideal for field testing.