M-216 Handheld Optical Power Meter is a newly designed fiber optic tester, which aims at the installation, engineering acceptance and maintenance of fiber network.
Compared with other usual power meters, the M-216 has more functions, like automatic wavelength identification, auto wavelength switching, intelligent backlight, data saving via USB port. 
Combined with M-116 handheld optical light source, it offers a quick and accurate testing solution on both SM and MM fibers.

Features
Wave ID Auto wavelength identification & switching 
Frequency ID ---Auto frequency identification
2 types of backlight modes, manual or outside light intensity, which indicated by LED light red or blue color
Intelligent backlight 
1000 records storage or download via USB cable
USB communication port for saved testing records download
Reference power level can be set up and stored
User self-calibrating function
Auto-off function 
Up to 200hrs battery life

Specifications
Model M-216A M-216C
Calibration Wavelength(nm) 850/1300/1310/1490/1550/1625
Detector type InGaAs
Measurement Range(dBm) -70+6 -50+26
Uncertainty (dB) 0.15/3.5%
linearity (dB) 0.02
Display resolution(dB) 0.01
Frequency ID(Hz) 2703301K2K
Wave IDnm 1310149015501625
Date Storage Capacity 1000
Communication Port USB
Connector FC/SC/ST Interchangeable
Alkaline battery 3*AA1.5V
Power Adapter(V) 8.4
Battery Operating time (h) 200 without backlight
Operation Temperature(℃) -10°+60
Storage Temperature(℃) -25°+70
Dimension(mm) 175*90*44.5
Weight(g) 231