Good clock replacement: Ideal for repairing, replacing, or making a clock. Simple style clock movement: Reliable quartz movement for accurate timekeeping. Simple design, easy to use. Wide application: Suitable for repairing or replacing home clocks; compatible with cross-stitch, 3D embroidery, craft clocks, frameless wall clocks, and clock projects. Perfect for DIY clock kits, clock accessories, and replacement parts. Energy efficient. Accurate timing. Great DIY clock supply: Ideal for 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, fits clock panels 1621mm / 0.60.8in thick Instructions: 1. Attach the clock mechanism to the item being installed. 2. Install according to 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.) Size: 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 Only the above items are included; other items not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowed: +/- 13cm.