WitMotion USB-TTL USB-UART 3.3-5V Industrial Serial Adapter Built-in CH340 chip Compatible with Windows 7 8 Linux Arduino for Development Projects

The Product document/driver download link is shown as below: https://wiki.wit-motion.com/english/doku.php?id=communication_module Product Description: a. USB to TTL 232 485 Serial Converter. b. USB convert TTL, USB convert 232, USB convert 485 c. Stable and reliable chipset: CH340 d. Standard USB type A male and TTL(TXD RXD) 232(232T 232R) 485(A B) 3.3V 5V. e. Baud rates: 300 bps to 1.5 Mbps. f. Event character support Line break transmission. g. Temperature Range: -40 to +85. h. Supports Windows 98SE, 2000, XP, Vista, Window7, Mac OS 9.Mac OS X & Linux 2.40. Packing List: a. 1x WitMotion USB-UART converter 3-in-1 Multifunctional(USB to TTL/ USB to RS232/ USB to RS485)3.3-5V Serial Adapter b. 4x Dupont Lines