1.good quartz movement work well, Simple design, easy to use,Energy efficient, Accurate timing. 2.Great for repairing, replacing or making a clock. 3.This kit is good size replacement both in terms of the shaft and the size of the hands. It can be a replacement for your broken clock. 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. DIY clock kit, , and specially suitable for DIY quartz wall clock replacement movement parts, etc. 5.Quality material: the movement shell is made of Plastic + Aluminum material which is sturdy and for a long time, and the clock hands are made of quality aluminum, which is light in weight and - to provide you with nice use and decorative effect Instruction: 1. Attach the clockwork to the product to be installed. 2, is installed in accordance with the standard 12 points,when you install it, please keep the hour hand and minute hand parallel 3. Pull out the positioning pin from behind the clockwork and insert the battery.(Do not insert the battery and then pull out the locking pin.) Type: Long Shaft Clock Movements Size: Total shaft length 31mm, Thread length 24mm, Jump second movement, suitable for 16 - 21 mm thickness clock panel Specification Type: Increase torque by jumping seconds Rated voltage: 1.5V Battery life (specification): . 12 Months (UM-3) Use Battery: 1 movement .5V AA Carbon battery (not included) Colour: Black+rose gold Material: Plastic + Aluminum Package Contents: 40 x Quartz clock movements 120 x clock hands 40 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.