GitHub - mrv96/Alfawise-U30-Pro-Longer-LK4-Pro-Marlin-2-Stock-Mainboard: Reduction of about 20% of used RAM and, with a simple HW mod, possibility to install ESP3D with no original feature loss.
TUTO] AlfaWise U20x-U30 : Flasher Marlin 2.x (firmware alternatif) - Page 13 - Tutoriels et améliorations - Forum pour les imprimantes 3D et l'impression 3D
Alfawise U20 Black U20 US Plug 3D Printers, 3D Printer Kits Sale, Price & Reviews | Gearbest