$10 Wifi Cam for Your Printer (Version 2)

**Update 2022-12-04:**
I've widened the camera cutout to fit more camera modules.

**Update 2022-12-03:**
I made a nice ball joint mount for this camera, youl'll find this item here:
https://www.thingiverse.com/thing:5677264

**Summary:**
Some of you may be familiar with the ESP32-CAM module, which allows you to build a standalone WiFi camera for your home network - for less than $10! This is a great camera for your 3D printer as it works independently without the need for a Raspberry Pi or similar - it only needs a 5V power supply. And - with the right software - it doesn't distribute your video stream to remote servers.

The ESP32-CAM can be programmed with the Arduino IDE, and software can be found among the sample programs ("CameraWebServer"). However, I have found another software variant that seems more suitable for use on a 3D printer:
https://randomnerdtutorials.com/esp32-cam-video-streaming-web-server-camera-home-assistant/

The ESP32-CAM module does not have an U