Features:
Replaceable watchb&, easy to assemble. DIY watch for special wear use.
Really a fun job! You would enjoy the fun while DIY the watch.
With the transparent cover, you can see the inside parts clearly.
With power off memory, no need to reset the time after power off.
All using DIP components to solder, easy to make & suitable for beginners.
NOTE: You will get a DIY kit, all components need to be soldered by yourself.