Wide range of applications: Robin Nano, the motherboard of 3d printer, can be used for 3D printers , v2 and pro, and its color screen is 3.5 inches, which is an upgraded version of FDM 3D printer for home use. More powerful processing power: 3d printer for MKS Robin Nano V3.1 is an upgraded version of Robin Nano V2.0 and V3.0, which changes the MCU from STM32F407VGT6 to STM32F407VET6. More importantly, Robin Nano V3.1 improves the anti-interference performance, such as adding Schottky diodes in the temperature measuring circuit and MOS circuit, and adding protection for power input. Multifunctional: This for 3D printer update tool kit is also equipped with a 3.5-inch touch screen, which is a color display version of TS35, which is very easy to use. Extended matching display: for MKS Robin Nano V3.1 can be used with TS35 touch screen display, or with for MKS H43 LCD MINI12864 LCD2004, which can display RGB multi-color backlight, with colors of lighting support knobs to directly adjust settings. Better firmware options: Like for Robin Nano V2.0, the company of for MKS Robin Nano V3.1 is also based on 2.X In fact, we use sae repository directly. You only need to modify the motherboard type to compile related firmware. Colour:Black Material:Electronic components Package Contents: 1 * touch screen 1 * motherboard 1 set * accessories Only 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.