Usage Tips:Efficient and Reliable Connection: These quick connectors feature a double-wing rotary design that ensures a secure and stable connection, enhancing the efficiency of your electrical installations. Versatile Use: Suitable for a wide range of applications, these connectors are perfect for home, automotive, and industrial electrical systems, providing a reliable solution for joining wires without soldering. Easy Installation: Designed for convenience, the spring cap mechanism allows for easy, tool-free wire connections, significantly reducing setup time and simplifying maintenance. Safety Assured: Fully insulated to prevent electrical shocks and short circuits, ensuring a safe environment for both professional and DIY projects. Durable Materials: Constructed from high-quality materials, these connectors are built to withstand environmental variables, ensuring long-lasting performance and reliability. Model: W4 Colour:grey Material:plastic The actual product may have slight color difference or difference, which will not affect the use Package Contents: 50 * Wire hat Only the above package content, other products are not included. 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.