RS485 conversion cable (20): USB to RS485 serial converter, which makes it easy to connect USB and serial devices, and enables serial devices to have plug-and-play, hot-swap and other functions.It can meet all kinds of serial devices connected to notebooks, and is suitable for communication with mini phones, digital cameras, MODEM, and ISDN terminal adapters.Compliant with USB20 and compatible with USB11 standardUsing high-speed PL2303 device, better compatibility and more stable transmissionSuitable for RS485 interface, support remote wake-up and managementFaster and faster installationUSB port to serial communication transmission speed up to 5MbpsSpecially designed to connect industrial control: high-performance equipment such as access control, punch card, monitoring, etc.For Win98/SE/2000/XP, OS v86 or higherSuitable for on-board computers with RS485 interface, CNC machine tools, industrial instruments, meters, monitoring systems for testing equipment, automation control equipment and notebooks, etc.Operating temperature: 0 to 70 Celsius (32 to 158 Fahrenheit), 5 to 95% RHStorage temperature : -20 to 85 Celsius (-4 to 185 Fahrenheit), 5 to 95 % RHColour:Photo ColorMaterial:Plastic + MetalPackage Contents:1 * USB 20 to -485/-422 Adapter Cable1 * 6 pin Terminal Board1 * Driver CD(The color is random, the specified color is not accepted)Only the above package content, other products are not included.Note: Light 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.