The main board adopts ESP32-WROOM-32U module, embedded -core 32-bit high-speed MCU, the clock is up to 240MHz. And integrated WIFI, Bluetooth module, the performance is very powerful.In addition, the module has a built-in 8M-byte Flash memory chip, which provides effective protection for more application scenarios.Support ordinary LCD2004, 12864.Support MKS MINI12864 V3 reserved serial port 2.Support MKS TFT series serial screen.Type: 3D printer motherboardMCU: ESP32MCU frequency: 240MHzFlash: 8192KRAM: 520Kbcolor:BlackMaterial:PCBPackage Contents:1 x MotherboardOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.