Features:

* Data storage function and RS232 upload communication port.

* Auto identification frequency.

* Colourful backlight display with large LCD.

* To display optical power in mw, dB and dBm.

* High display resolution.

* Absolute and relative power measurement.

* Quick response, without warm-up.

* Damp, dust and water proof design.

* Low battery warning.

* Energy-saving design, 10 minutes Auto-off function.

* Maintenance Telecom

* Maintenance CATV

* Test Lab of Fiber Optic