https://grabcad.com/library/tactile-switch-smd-6mm-series-1
https://www.digikey.com.au/product-detail/en/e-switch/TL1107BF130WQ/EG2512-ND/378978
https://grabcad.com/library/arduino-nano-ch340-1
https://grabcad.com/library/aaa-battery-holder-5
http://stp-3d-models.e-switch.com/stp3dmodels/100DPxT1B1M1xE.stp
