Bell Demonstration Model 1091420 نموذج الجرس التوضيحي

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All the components of an electric bell are mounted on a large panel for easy demonstration to the group of students.Provides complete dissected view with all components and wiring clearly visible with large sized parts. Operates on 3 to 4 volts DC.Shows the working of a simple electric bell.


Technical Info No
Model Number 1091420