• Model 251
• 120V Power Supply
• Nutone Brand
• Durable Metal Construction
• Compatible With Door Chime Systems

This item has been tested. Before demo on my kitchen it was in working condition when we saved this from our 1980's home.

Please let me know if you have any additional questions or need clarification. 
This is in AS IS condition and includes a manual shown in photos.

Thank you for supporting my small business! I take pride in finding quality items and providing a great experience for every buyer. If you have any questions about this item’s condition, measurements, or history, please don't hesitate to reach out. I’m happy to help and usually respond within 24 hours.