This control board is a 32-bit MCU control board, which runs faster, the maximum no-load speed reaches 40000mm or min, the algorithm is optimized better, the vibration is smaller when the machine moves at high speed, and the performance is more stable Using the Type-C USB interface, it is more convenient to use and the data transmission is more stable One-piece integrated drivePWM output frequency 10kHz, higher engraving precision and clearer detailsY-axis dual drive, stronger drive capability 5V power output port, and software controllable, easy to expand functions Support USB flash firmware, firmware upgrade is more convenient XY limit switch interface eachSelf-contained laser anti-burn mode, laser S value 100, after the laser is turned on, if there is no movement within 5S, an alarm will occurMaterial: plastic and metalColor as shownPackage Contents:1 x Control Board1 x Type-C CableOnly 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.