Industrial USB To RS485 Communication Module $ 4.74 Product information: Power supply: USB5V2 Transmission distance: 1200 meters (under 9600bps conditions) Chip solution: cH3404 Communication protocol: pure hardware device, not limited by protocol Baud rate: 92160bps, supporting higher baud rates for mutual transmission Protection: TVS transient suppression protection, electrostatic ESD protection, surge protection, A signal line short circuiting and power supply short circuiting protection (short circuiting does not burn) Weight: 16g Size: 70mm * 27m * 13mm (length * width * height) Packing list: Adapter*1 Product Image: