Inside the compartment for the batteries there is a card showing the direction for the batteries. 

I tried the plastic turn key and the bell rings. 

I have Not Tested this out.

Box shows wear and tear from decades of storage. Not bad condition. 

More photos upon request

Please email me with any further questions. 

I ship as soon as payment is received, non payment after 3 days and I will relist. 

Many thanks.