Good clock replacement: Ideal for repairing, replacing, or making a clock. Simple style clock movement: Reliable quartz movement with accurate timing. Simple design, easy to use. Wide application: Suitable for repairing, replacing, or creating a home clock. Applicable for use with cross-, three-dimensional embroidery, craft clocks, frameless dial clocks, clock mechanisms, and more. Perfect for DIY clock projects, clock accessories, and replacement parts. Energy efficient. Accurate timekeeping. Great DIY clock supply: Suitable for repairing or replacing broken clock components, or as a material for handmade clock projects. Type: Clock Movements Power: 1.5V AA battery (not included) Total Shaft Length: 31mm / 1.22in, Thread Length: 24mm / 0.95in, suitable for clock panels with a thickness of 16–21mm / 0.6–0.8in. Instructions: 1. Attach the clock mechanism to the surface to be installed. 2. Install in ance with the standard 12 o'clock position. 3. Pull out the positioning pin from the back of the mechanism, then insert the battery. (Do not insert the battery before pulling out the locking pin.) Dimensions: Total shaft length: 31mm, Thread length: 24mm Material: Plastic + Aluminum Color: Black + Red Package Contents: 1 x Clock Movement 2 x Hour Hand 2 x Minute Hand 1 x Second Hand 2 x Rubber Gasket 2 x Metal Gasket 2 x Screw Cap 1 x Second Hand Nut Content limited to items listed above; other products are not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance: +/- 1–3cm.