A flexible concentration clock that pedagogically counts down the time left for the lesson or the work task. The red field decreases clockwise. Adjustable from 0-60 min. This facilitates the ability to concentrate and provides an increased feeling of calmness in the classroom. The clock is portable and is most easily placed on the workbench. Audio signal on and off button. 1 AA battery required, not included. Barely audible.
Measure:Ø 19 cm
Weight: 340 g
Material: PVC for number board and red sheet - ABS shell, PC transparent cover