Features: Brand new and high quality Compatible with CNC machine tools, industrial instruments and meters Suitable for detecting equipment monitoring systems, automatic control equipment, and notebooks Software support for Windows 7 (32-bit and 64-bit), Windows 98, Windows 2000, Windows XP, Windows 7, Windows 10, and Vista RS485 to USB converter supports STC MCU download with 115200 high baud rate Supports serial port setting and debugging for Windows 7 (32-bit and 64-bit) No external power supply required; powered directly through USB port to computer Specifications: Item: RS485 to USB Adapter Material: PVC Features: 4-terminal block Length: Approximately 30 cm / 11.8 inches Compatibility: Windows 7 (32-bit and 64-bit), Windows 98, Windows 2000, Windows XP, Windows 7, Windows 10, Vista Package Includes: 1 x RS485 to USB Adapter Note: Slight color variations may occur due to different screen resolutions. Possible size deviations due to manual measurement.