Timer Concentration clock 19x19cm

Small, flexible concentration clock that educationally counts down the time left on the lesson or work task. This facilitates the ability to concentrate and provides increased study calm in the classroom. The clock is portable and is most easily placed on the workbench. - 19x19 cm - 1 AA battery required, not included - Barely audible - Adjustable from 0-60 min - On and off button for sound signal. - The red field decreases clockwise - Hole for hanging on a wall and magnetic plate for hanging on a magnetic board