Features: Adopted high perfrmance STC89C52 STC51 STC89 core with TFT 1.44 Color LCD screen plug-play. No welding needle:It is convenient to design and use by yourself. You can weld the row up or down by yourself Can be used connect the universal board and other applications. Use USB micro-data cable to provide power supply and program download, which need to be purchased separately! All row pins are not welded, which is convenient for you to DIY. Specifications: Item: Single-Chip Microcomputer Minimum System Development Board Support STC89C52 STC51 STC89 Core Material: ABS Length:approx 60mm/2.36in Package Includes: 1Set 51 Single-Chip Microcomputer Minimum System Development Board note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!