I got sick of not knowing exactly what's going on inside my 3D Printer's enclosure without opening it - so I integrated a Stack Indicator light, a USB relay
White LED Strip for Original Prusa Enclosure Original Prusa 3D printers directly from Josef Prusa
Anet A6 3D printer (RepRap Prusa i3)
3D Printing 3D Printed IoT On Air Sign For Twitch Adafruit, 58% OFF
Prusa Multi-Color Unit, RGB Individually Addressable LED Light Bar by Mew, Download free STL model
prusa led light 3D Models to Print - yeggi
Original Prusa XL has evolved to its final form and starts shipping 💪 : r/prusa3d
Status LED explained (MMU3)
LED light for Printing – User mods - OctoPrint, enclosures, nozzles, – Prusa3D Forum
DELACK 3D Printer Enclosure Kit with LED Light
3D Printing 3D Printed IoT On Air Sign For Twitch Adafruit, 58% OFF
3. CoreXY & Back assembly
electronic kredse
Filmmaker uses COVID-19 work lull to make and sell $10 3D-printed camera battery cases: Digital Photography Review
LED Light Bar Prusa i3 MK2/MK3 by In3DSpace, Download free STL model