Features: As we all know, the Klipper firmware has the advantage- of high printing speed, high-precision, and the ability to use the web page to control the printer MKS PI is the a high-end microcomputer board to replace for the convenience of the 3D printing users to use the Klipper firmware Support DC12/24V 15W power input Support RK3328 64bit Quad-core Cortex-A53 CPU- 1G Bytes DDR3 memory Display Interface: HDMI-compatible- support high as 4K60hz display; SPI-for MKS PI-TS35 with -touch screen Specifications: Power Input: DC12/24V 15W CPU-: RK3328 64bit Quad-core Cortex-A53 Memory:1G Bytes DDR3 Display Interface: HDMI-compatible- support high as 4K60hz display; SPI- for MKS PI-TS35 with touch-screen Ethernet-Interface: 100M-Ethernet USB: 1x USB3.0 , 2xUSB2.0 Size:approx 85x56mm/3.35x2.20in Type: Control Board/ Control Board with Screen Package Includes: 1 Set MKS PI V1.1 Control Board with Cable Heatsink Kit note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-2mm error due to manual measurment.