Best Features: USB to RS232/485 serial converter is equipped with FT232RNL chip, which ensures reliable and enhanced connectivity for applications. Onboard RS232/485 communication switching circuit, users can switch the communication type by toggle switch. Onboard self-recovery fuse and protection diode, which can stable output of current and voltage, prevent overcurrent and overvoltage, and improve shock resistance. Wide Compatibility: This converter is designed to be compatible with multiple operating systems, which can be seamlessly integrated with devices and enhance the usability of different platforms. Device Support: It supports a variety of devices, making it a versatile choice to meet different serial communication needs. Product type: USB to RS232/485 converter Host interface: USB Device interface: RS232/485 Working level: 5V Interface form: Type-A male interface Interface protection: 200mA self-recovery fuse Transmission distance: about 5 meters The product appearance and printed words depending on the batch, but this does not affect use. Colour:Black Material:ABS Package Contents: 1 x USB to RS232/485 Serial Converter Kit 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.