DB9 male transfer screw terminal 9 pin 9 hole RS232 RS485 conversion board

Description: The 20cm Female to Female 40-Pin Jumper Wires are indispensable accessories for electronics prototyping, circuit building, and connecting various components on breadboards or other development platforms. These jumper wires provide a convenient and flexible solution for creating connections between different points on a breadboard or other electronic circuits without the need for soldering. الوصف