Features: <br>100% brand new and high quality. <br>This is a USB to COM/TTL adapter cable for STC Download. <br> <br>Total 95cm long cable is enough for normal need. <br> <br>Convenient to use, light weight for easy carry. <br> <br>The wires can be distinguished by different colors. <br> <br> <br> <br>Specifications: <br>Type: USB to COM; USB to TTL <br>Length: 95cm/37.4in <br>Weight: 28g(approx.) <br>Wire Definition: <br>Red: +5V <br>Black: GND <br>Green: TXD <br>White: RXD <br> <br> <br>Package Includes: <br>1 x Adapter Cable <br> <br> <br>Note: Please allow small size error due to manual measurement. Thanks for your understanding.<br>1、100% brand new and high quality. <br>2、This is a USB to COM/TTL adapter cable for STC Download. <br>3、Total about 1 meter long cable is enough for normal need. <br>4、Convenient to use, light weight for easy carry. <br>5、The wires can be distinguished by different colors.