EXTECH POWER
Single range Power Meter with Light Source.
55dB dynamic range
Capable of both single mode and multimode operation
1mm Silicon photodetector with 2.5 mm universal adaptor (ST, SC, and FC)
Single push button zero reference
7– segment LED display of power in dB and dBm
> 15 hours battery life
Complete with NIST certificate, 9V battery and protective rubber holster