Mini Optical Power Meter

*Accuracy lower than ±0.2dB *Built in LED Light, Easy to operate in the dark environment *60 hours continuous use *7 Wavelengths ( 850/980 /1300/ 1310/1490/1550/1625nm ) *Pocket Design, mini and compact *Universal adapter design, suit for SC, FC, ST Connector *Users can calibrate the value manually *Range of measurement: -70~+6dBm / -50~+26dBm *Lithium Battery is Optional, USB Charging, easy to use