Bi-directional conversion between TTL serial port and LIN data, compact size, and easy installation. Supports host request control frame and host request status frame. Compatible with 3.3V/5V serial port levels, powered by external LIN bus 12V or 24V. LIN data transfer rate up to 20kbps with high EMC (Electromagnetic Compatibility) capability. Complies with LIN 2.0, LIN 2.1, LIN 2.2, LIN 2.2A, ISO 17987-4:2016 (12V) and SAE J2602 standards. The TTL serial to LIN bus module is an intelligent protocol converter designed for seamless communication between serial ports and LIN data. It features built-in timeout functions and current limit protection for LIN bus, making it a reliable choice for engineering applications, debugging, and product development. Color: As Shown Material: PC Package Contents: 1*module 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.