Features: 1. Movement size: Shaft length: total shaft length 31mm, thread height 24mm, suitable for wall clocks with panel thickness about 20mm. 2. Hand size: Measured from the center hole, the hour hand is 68mm, the minute hand is 98mm, the seconds hand is 100mm, and it is used for wall clocks with a panel diameter of 220mm–300mm. 3. Wide application: Suitable for cross-stitch, three-dimensional embroidery, craft clocks, frameless wall clocks, and especially suitable for DIY quartz wall clock replacement movement parts. 4. Good DIY clock supply: Ideal for repairing or replacing broken clock parts, or as a quality material for making a clock yourself. 5. Durable and solid construction with high-quality materials for long service life. Notice: Actual color may vary slightly from the image due to different monitor settings and lighting conditions. Please allow 1–3cm variation due to manual measurement. Specification: Type: Quartz Wall Clock Movement Kit Movement model: HR1688-31 jumping seconds movement Shaft length: total shaft length 31mm, thread height 24mm, suitable for wall clocks with panel thickness about 20mm Dimensions: 56 x 56 x 16 x 14mm Material: ABS material used for the movement shell Each movement includes: golden hexagonal nut, golden washer, black rubber pad Crystal frequency: 32.768KHz Time accuracy: ±30 seconds per month at 1.5V DC, 25°C (unadjusted) Current consumption: Less than 190μA at 1.5V DC Working voltage: 1.3V to 1.7V Rated voltage: 1.5V Operating temperature: -10°C to 50°C Battery life (typical): Approximately 8 months with UM-3 battery Hand model: HR9403+903 HR9403 black hour and minute hands with punch tube + 903 all-black seconds hand Size: measured from the center hole, hour hand 68mm, minute hand 98mm, seconds hand 100mm, compatible with wall clocks having a panel diameter of 220mm–300mm Material: Aluminum Color: Black Note: A protective film is applied on the surface of the hands; remove before use Battery: 1 x AA (battery not included) Package Includes: 1 x Quartz clock movement 1 x Hour hand 1 x Minute hand 1 x Seconds hand 1 x Nut 1 x Washer 1 x Rubber pad