SmartThings Motion Sensor (2015) case with AAA batteries

This is a 3D printed housing for the SmartThings Motion Sensor (2015) that takes 2 AAA batteries, instead of the single CR2450 button cell battery of the original case. The 2 AAA batteries combined should provide a significantly increased energy capacity of over 2000 mAh, compared to the ~600 mAh of the button cells, and for only a fraction of the price.

I was sick and tired of replacing the costly CR2450 batteries that these ST motion sensors use. The good brand ones cost around €1-2/each an