60 минут student tools регулируемое визуальные аналоговые взрослым таймер бесшумный cooking

helps the people who have weak sense of time, poor implementation capacity to improve their time management and achieve effective work. when time expires, the color disk disappears in clockwise direction, time management tool for classroom, office, home and special needs. easy to use and no loud ticking, perfect for sound sensitive quiet environments. the analog timer could be used on many occasions, it helps teachers to allocate students’ school time effectively%2