Wide color options: 30PCS 40PIN Color Single Row Pin 54mm Single Row Pin Male Connector Kit offers a wide range of colors for installation, allowing you to choose according to your preferences. Whether you want a vibrant and eyecatching look or a more subtle and coordinated appearance, this kit accommodates it. Durable construction and organized packaging: Connectors are made with copper material for reliable, longterm use. The kit is neatly packaged, making it easy to store and organize the connectors without hassle. Pinfriendly and reliable size: This Single Row Male Header Connector is specifically designed for pins. With 54mm specifications, it provides a secure and stable connection for electronic projects. Suitable for both DIY enthusiasts and professionals. Wide operating temperature range: The connectors can withstand 55 to 105 degrees Celsius, enabling reliable performance in various environments and a broad range of applications. Use scenarios: PCB prototyping and development: Ideal for creating and labeling header connections on development boards and custom PCBs, with colorcoding to improve clarity during testing. Robotics and automation projects: Provides durable, stable pin connections that perform reliably in environments with temperature variations and mechanical movement. Education and : for classroom kits, hobby projects, and tasks where organized storage and dependable pin headers are needed.