Case designed to fit following components from Aliexpress. There are many clones and alternatives out there with very slightly different dimensions.
WeMos D1 Mini ESP8266 ESP-12F WIFI
HLK-LD2410 LD2410 24G FMCW 24GHz
*12/26 - updated model with improved alignment for screw as well as fixed underside to match on each ledge for screw heads.
The author remixed this model.
D1 Mini from Aliexpress dimensions were slightly off vs original model, resized to fit snug and USBC to plug in cleanly. Also redesigned mounting to allow use of M3x6 hex bolts directly into material.