[Powerful fiber optic tester] The mini fiber optic tester can measure 10 standdard wavelengths 850/980/1270/1300/1310/1490/1550/1577/1625/1650nm, test range: -50dBm~+26dBm.
[Multifunction Fiber Optic Tools] 4 in 1 function includes optical power meter, 30mW Visual Fault Locator, RJ45 network test and LED lighting. Using 2 AAA batteries (not included) .
[Professional] High measurement accuracy, measurement error is less than ±0.2dB. Support simultaneous disply of linear mW and non-linear index dBm.
[Portable] Small size and light weight, which is easy to carry, can easily fit in pockets and backpacks.
[Intelligent ] The fiber light meter support backlight selection and automatically shutdown. It can store up to 500 sets of data, which can be viewed at any time. Support user calibration.