Feature: 1. High Performance: The motherboard adopts for ESP32 dual core 32 bit super CPU, with a main frequency of up to 240MHz, ensuring excellent performance. Equipped with integrated and silent TMC2209 driver, with a maximum operating speed of 30000mm/min. 2. Multiple Functions: Equipped with a convenient 3.5 inch touchscreen, supporting offline screen engraving, providing WiFi and BT connections, and can be controlled through mobile APP and PC side web interfaces. 3. Secure and Reliable: In order to enhance security, this mainboard adopts a multi link guard mechanism to prevent prolonged exposure to the same point, detect the tilt of the engraving head, check flames, making it an ideal choice for desktop engraving machine. 4. Working Parameters: The power input is 12‑24V 10A, with a maximum power of 50W and a wide range of applications. Provide multiple alarm functions, as well as an extension of the buzzer and emergency stop button, to meet the needs of more engraving machines. 5. Efficient and Practical: The engraving machine motherboard seamlessly integrates high performance and comprehensive guard functions to achieve better engraving effects. Provide high efficiency while maintaining a quiet working environment. Specification: Item Type: Engraving Machine Motherboard Kit Material: PCB Board Module: For LS ESP32 PRO V2.1 Power Input: 12V-24V 10A Maximum Power: 50W CPU Module: For ESP32 Main Frequency: 240MHz RAM: 348KB ROM: 8M Motor Driver: For TMC2209 (Maximum Current 1.5A) WiFi PC: Support BT APP: Support WiFi APP: Support Scroll Axes: Support Offline Engraving: Support (use with 3.5 inch touchscreen) Antitheft Door Alarm: Support Air Assistance: Support Laser Residue Alarm: Support Laser Tilt Alarm: Support (External Gyro Module) Smoke Alarm: Support (External Smoke Detection Module) Buzzer Expansion: Support Emergency Stop Button Expansion: Support Engraving Speed: ≤30000mm/min Screen Size: 3.5 Inch (Memory Card Not Included) Description: The motherboard is a dedicated solution developed specifically for desktop engraving machines. It uses for ESP32 dual core 32 bit super CPU with a main frequency of up to 240MHz to ensure excellent performance. The motherboard is equipped with a noiseless for TMC2209 driver and can work up to 30000mm/min, providing high efficiency while maintaining a quiet working environment. In addition, it supports offline engraving of the 3.5 inch screen and offers WiFi and BT connectivity. You can easily control it through a mobile APP or PC side Web interface. For added security, the product features a multi link guard mechanism that prevents engraving from shining at the same point for a long time, detects engraving head tilt, monitors flames, and includes a security door, making it ideal for benchtop engraving machines.. Package List: 1 x Mainboard 1 x Screen 1 x Connection Cable Note: