Connect the instrument with the computer through the data line. You can test it on the computer, see more intuitive data, store the data conveniently, even print the report.

small size, light weight, easy to carry.

4000mA high capacity
battery,8G TF card

Optical system of long focus, 2nm optical resolution

American information processing chip

wide range of wavelengths to test all kinds of light sources.

One-button to boot , shutdown and test