1. Turn the minute hand to 12:00 o clock
2. Insert two batteries ( 1,2 Volt Mignon R6 ) with + pole at the top.
3. A switch at the back of the clock allows you to select a cuckoo call
4. Hang the clock straight on the wall and adjust the time by turning the minute hand clockwise
5. Whenever you replace the batteries and repeat starting at step 1.
6. The chains must hang down and may not be drawn into the magnetic field.