This type of enclosure is designed to match dimensions and layout of UAV version of SoftRF.
3D print four STL files from this folder. You may pick some printing advisories on my Thingiverse page.
At first plug your RF module into the PCB and fasten the board to bottom of the enclosure with two 2.5x6 mm screws.
Plug NodeMCU or ESP32 DevKit into the board's socket.
Fasten cover of the enclosure with four 2.5x10 mm screws.