Good clock replacement: Ideal for repairing, replacing, or creating a clock. Simple style clock movement: High-quality quartz movement ensures reliable performance. Simple design for easy use. Wide application: Suitable for repairing, replacing, or building a home clock. Compatible with various DIY clock projects, including craft clocks, frameless wall clocks, and decorative timepieces. A perfect choice for DIY clock kits, clock accessories, and replacement parts. Energy efficient and accurate timekeeping. Great DIY clock supply: Ideal for replacing broken clock components or used 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 movement to the desired surface. 2. Install in accordance with the standard 12 o'clock position. 3. Pull out the positioning pin from the back of the movement, then insert the battery. (Do not insert the battery before removing 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 The package includes only the items listed above; other items are not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3cm.