Features: 1. Reliable quartz movement for accurate timekeeping, simple design, easy to use, energy efficient. 2. Ideal for repairing, replacing, or crafting a clock. 3. This kit is a suitable replacement in terms of shaft length and hand size, making it perfect for replacing a broken clock mechanism. 4. Wide application: Can be used to repair, replace, or create home clocks; suitable for cross-stitch, three-dimensional embroidery, craft clocks, frameless wall clocks, clock kits, and more. A great DIY clock kit, especially for replacing quartz wall clock movements. 5. Quality materials: The movement housing is made of durable ABS plastic, while the clock hands are made of lightweight, corrosion-resistant aluminum, providing both functionality and decorative appeal. Type: DIY Pendulum Clock Movement Size: Shaft length 23mm Material: Plastic + Aluminum Color: Black Rated Voltage: 1.5V Battery Life (approx.): 12 months (UM-3) Battery Required: One 1.5V AA carbon battery (not included) Instructions: 1. Attach the clock mechanism to the surface where it will be installed. 2. Install with the 12 o'clock position as reference. When installing, ensure the hour and minute hands are parallel. 3. Insert the battery only after pulling out the positioning pin from the back of the mechanism. (Do not insert the battery first and then remove the locking pin.) Package Contents: 1 x Pendulum Clock Movement 1 x Gold Pendulum 8 x Clock Hands 1 Set x Accessories (as shown in picture) Note: The package includes only the items listed above. Other items are not included. Lighting and display settings may cause slight color variations between the image and the actual product. Measurement error allowed is +/- 1-3 cm.