A blank I/O shield. Use it as a filler or modify it to fit a specific motherboard.
OnShape Model https://cad.onshape.com/documents/ecf1a061946d57ea8e067174/w/b63dd4f4eec40e074c448c76/e/e430bb9468ff401ec6b1e5de?renderMode=0&uiState=67fb919af077fc6971e5028d
Printer Brand:
Creality
Printer:
Ender-3 V3 KE
Rafts:
No
Supports:
Infill:
20