3D Printer Control Board Kit MKS Motherboard TFT35 Touch Screen TMC2209 Stepper Motor Driver Wifi Module Set Item Type: 3D Printer Control Board Kit Mode: MKS Robin Opening Size: Approx. 102 x 76mm / 4.02 x 2.99in (mm) Outer Size: Approx. 110 x 84mm / 4.33 x 3.31in (mm) Processor: STM32 Stepper Drivers: 4988, 8825, 8729, 2100, 2208 Temperature Sensor Interface: NTC100K, 31855 TFT Screen: 3.5 (inches) Print File Format: G code Support for Machine Building: For XYZ, for delta, for kossel, for corexy Recommended Software: For Cura, for Simplify3d, for Frontinterface, for Competitor Host Firmware Upgrade: Storage Card Stepper Motor Driver Model: For TMC2209 V2.0 Material: PCB Microsteps: 256 subdivisions Drive Current: 2.8A Configuration: For STEP, for DIR or for UART Default Factory Current: 0.85A Product Application: Various 3D main control boards Recommended Current: Not greater than 1.7A