Is the smart eye health training device an IQ tax?

No. According to China Medical Device Network.

1. The smart eye health training instrument is an instrument that exercises eye muscles through purely physical methods, enhances the adjustment ability of the eyes, and thereby prevents and controls myopia.

2. It is not an IQ tax, but the effect varies from person to person. Using the smart eye health training device requires long-term persistence and a certain amount of training every day to achieve better results.