This product can effectively regulate students' pen-holding posture and sitting posture, so as to prevent myopia, hunchback and write a good word easily. This is the first patented product in China to actively correct students' posture and write good words. It has won many high-tech invention awards at well-known science and technology fairs at home and abroad, and has been certified by the Chinese people and the Institute of Teaching Instruments of the Ministry of Education.
Product principle:
Jinboshi Smart Pen is equipped with advanced infrared sensors. When students are writing, when their eyes are too close to the desktop and their eyesight is affected, the high-tech smart chip of Jinboshi Smart Pen is linked with mechanical parts, so that the refill is forced to retract into the pen head sleeve hole, forcing students to write; When the students' eyes keep a normal distance from the desktop, they resume normal writing, thus achieving the effects of scientifically correcting students' wrong writing sitting posture, protecting their eyesight and preventing myopia.