We choose much better sweeping second hand movement to ensure true silence, excellent performance on both accuracy and life span.Retro Gear Wall Clock Movement Round Decorative Table Clock Metal Perspective Movement Wall Clock AccessoriesSpecification:Name: Metal perspective clock movementDimensions: front diameter 86mm, thickness 24mm (excluding the thickness of the pointer and the thickness of the battery cover)Fixing method: siliconePower supply: 1 AAA battery (battery is not included)Shell material: metalNotice:1 Please check the size and color before purchasing.2 Except for items not shown in product photos.3 Please note that due to different monitors, there may be slight color differences, please understand.4. The above data is for reference only, the size is measured manually, each variable may be different, please refer to the actual product, thank you.5. If you find any problem with our products, please feel free to contact us by email, we will solve the problem as soon as possible.6. Your sharing and feedback are welcome so that we can provide you with better products and services.7. Thank you for visiting my store, click to enter my store, there will be many products for your reference