Description <br> Software support Win98, Win2000 WinXP, 7, vista, Special support 7 32 bit, now temporarily does not support 64-bit,If you want to support 64-bit, take LX08A need <br> Support USB to RS232 / RS485 double function. Support on STC microcontroller to download <br> Support 115200 high baud rate <br> Support set up the debug serial port <br> Superior to the other USB adapter on the market, Connection mode is more suitable for DIY need . <br> <br> The power supply: Without external power supply <br> Hardware interface: USB interface to the computer terminal, pick green terminal 4 <br> Overall dimensions: 1.5 CM long and 9.2 CM wide and 2.1 CM thick <br> Colour:As Shown <br> Material:Plastic <br> <br> Package Contents: <br> 1 * Double Function Converter <br> <br> Only the above package content, other products are not included. <br> 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. <br>