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 dial 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 material for making a clock yourself. 5. Durable and solid construction with high-quality materials for long lifespan. Notice: Actual color may be slightly different from the image due to different monitor and light effects. Please allow 1-3cm deviation 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*56*16*14mm Material: ABS material is used for the movement shell Each movement is equipped with: golden hexagonal nut, golden washer, black rubber pad Crystal frequency: 32.768KHz Travel time accuracy: 30Sec/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 Working temperature: -10 to 50°C Battery life (specifications): Approx. 8 months (UM-3) Hand model: HR9403+903 HR9403 black hour and minute needle punch tube +903 all black seconds 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 Material: Aluminum Color: Black Tip: There is a protective film on the surface of the pointer; remove before use Battery: 1 x AA (battery not included) Include: 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