Timer Concentration Clock 19x19cm

Small, handy concentration clock that pedagogically counts down the time left on the lesson or task. This makes it easier to concentrate and provides greater study peace in the classroom. The clock is portable and is best 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 in the direction of the clock - Hole for hanging on the wall and magnetic plate for hanging on a magnetic board