1.good quartz movement work well, Simple design, easy to use,Energy efficient, Accurate timing.Great for repairing, replacing or making a clock. 2.Diy clock mechanism for wall hours provides quick and easy fix for your clock, you too can be a clock maker. Save an expensive clock and your old clock is now running again in your house with wonderful memories. 3.This is a big bonus of 4 clock movement kit from to pick out the style that look best to keep your favorite clocks running at. 4.Wide application: You are enable to use it to repair, replace or make a home clock; Applicable to -, three-dimensional embroidery, craft home clock, frame-less draw clock, clockwork, etc. Perfect DIY clock kit, , and specially suitable for DIY quartz wall clock replacement movement parts, perfect DIY clock kit, clock parts accessories, clock accessories.etc. 5.Quality material: the movement shell is made of Plastic material which is sturdy and for a long time, and the clock hands are made of quality Metal, which is light in weight and - to provide you with nice use and decorative effect size:Movement size: 56 x 56 x 16 mm, total shaft length 20mm, thread length 13mm Material:Plastic & Metal colour:Black Package Contents: 4 x Quartz Clock Movement 4 set x Accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.