Size: Total shaft length: 14.5mm, thread height 7mm, suitable for panels up to 4mm thick. Movement appearance dimensions: 56*56.7*16mm. Movement aperture: Hour hand 5.05, Minute hand 3.17, Second hand 0.84. Color: Black. 1. Accurate and Stable: The 12888 quartz clock sun silent movement ensures the height accuracy and stability of the clock, keeping you accurate all the time. 2. Long-term Use: Due to the use of electronic components, the sun silent movement has a longer service life compared to mechanical clocks, making your clock last longer. Package includes: 1 * Sun Silent Movement. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.