Item Name: Makerbase MKS DLC32 Control Board WIFI Screen Feature: 32bits ESP32, WiFi, GRBL, TFT Touch Screen (Options) Compatible LED Size: TS35-R: 3.5″; PCs in Item: See buying options. (All stepper motor drivers come with heatsink) Manufacturer: Makerbase, China Notes: Technique Documents in GitHub: https://github.com/makerbase-mks/MKS-DLC32