I CAN C IT / clock

Nowadays people spend much times in the work which cause the eyes fatigue and hazy.
I CAN C IT is the joint concept of the visual chart and clock.By replacing the traditional hour and minute hand with C of visual chart can allow us to check the eyesight condition by ourselves while checking the time during the work.If find out that the eyesight is starting hazy, shall better get up to take a break and do some exercise.