Introducing math wall clock round shape black colour, shown in more clarity on your home wall, office or school/university. It is accurate in its work and designed for people to watch time conveniently.

Perfect quartz (silent) every movement to make sure your sleep will never be disturbed. The displayed equation at each demarcation instead of numbers, A brain game that can improve your ability to solve questions quickly.

Perfect for your office use, home or an educational system like universities, schools, academy. people will admit your good choice and you will feel proud. Personalize it today!