Using FT232RNL chip solution, enables high-speed communication with stable, reliable performance and good compatibility. Features half-hole technology and compact size for easy welding, integration, and embedding. Supports serial communication rates from 300bps to 3Mbps. Onboard self-resetting fuse and ESD protection provide stable current and voltage output, protecting against overcurrent and overvoltage for safe and stable operation. Integrated serial port transceiver indicator light allows real-time signal status monitoring. VCC switch pad is provided; default setting is 3.3V TTL, can be modified to 5V by cutting and soldering. All functional pins of the chip are brought out to support secondary board integration and usage. Utilizes Type-C interface for smooth insertion and removal, offering sturdy, reliable connection with reverse plug protection. Product type: USB to UART TTL level Supply voltage: 5V Serial port (TTL level): 3.3V/5V Communication rate: 300bps ~ 3Mbps Compatible with: Windows 7/8/8.1/10/11, Linux, Android, WinCE Color: Blue Material: PCB Package Contents: 1 x Serial Communication Module Note: The package includes only the items listed above. Other products are not included. Due to lighting effects and differences in display screens, the color of the item may vary slightly from the images shown. Measurement tolerance allowed is +/- 1-3cm.