Vortex Paint Shaker/Mixer

This is a vortex paint shaker for hobby.

What you need is simple:
- 1 x 12v vibration motor https://www.amazon.co.jp/gp/product/B082WC3P2T?ie=UTF8&psc=1&linkCode=sl1&tag=stantang986-22&linkId=6bee6621bbd2a6ceb463344029ae3028&language=ja_JP&ref_=as_li_ss_tl
- 2 x M4 screw
- 2 x M3 screw & nut
- 1 x limit switch https://www.amazon.co.jp/gp/product/B082WC3P2T?ie=UTF8&psc=1&linkCode=sl1&tag=stantang986-22&linkId=6bee6621bbd2a6ceb463344029ae3028&language=ja_JP&ref_=as_li_ss_tl
- 1 x ball pen spring
- DC power socket plug ex:5521

Do not make 2 M4 screw too tight.
It's a little tricky, make motor holder can be push down & also it can be push away by spring and limit switch. Just try it.