This lovely alarm clock makes it easy to teach the time to your Kids. Your children will love it! The colourful dial is easy to learn. With light function by pushing the upper knob. Alarm Repetition (repeats the alarm every 5 minutes until switch is off). Crescendo alarm (increasing intensity). The movement is very silent, it has a sweeping second hand. 1 Battery AA Mignon is required (not included). Dimension: 10 x 11 cm.