Vintage Small 400 Day Anniversary Mantel Desk Table Clock Plastic Dome & Brass Works but the rotary mechanism needs to be started by twisting it in one direction continuously and then releasing Battery operated, battery is not included Measurements are shown on the photos. Please note that this is a vintage item and may have some wear to it due to its age. Please check the photos carefully as they form part of the description, to ensure you are happy with the condition of the item. Thank you Inv600
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