Please be aware that Creality have raised their prices due to microchip shortages and delivery issues.

Silent Version 4.2.2 
32 Bit ARM STM32F103 Processor 

Fits: Ender 3, Ender 3 Pro, Ender 3S, Ender 3 MAX, Ender 5, Ender 5 Pro, Ender 5S

Will Drop in fit Creality printers, that originally came with V1.1.4, V1.1.5. Then Flash firmware to your printer.

https://www.creality.com/download

 v4.2.2