Fun Story with Amazing Students - Riddle

One of our students made this riddle 谜(mí)语(yǔ). Can you guess what is “我” (wǒ)？

你(nǐ)看(kàn)着(zhe)我(wǒ)，我(wǒ)看(kàn)着(zhe)你(nǐ)。
You look at me, I look at you.

我(wǒ)有(yǒu)三(sān)只(zhī)眼(yǎn)睛(jīng)，可(kě)是(shì)我(wǒ)看(kàn)不(bú)见(jiàn)你(nǐ)。
I have three eyes but I cannot see you. 

每(měi)次(cì)我(wǒ)眨(zhǎ)眼(yǎn)，你(nǐ)就(jiù)听(tīng)命(mìng)令(lìng)，你(nǐ)的(de)手(shǒu)脚(jiǎo)就(jiù)动(dòng)一(yí)动(dòng)。
Whenever I blink, you will follow me and move your hands and feet.