These piggy back wire connectors are designed for easy portability. Whether you are working on a project at home or on the go, these adapters are easy to carry in a toolbox or pocket. Simply plug in where you want to connect for easy use. 25Pcs single insulated knapsack shovel connector 1/4 inch female male quick disconnect piggyback spade crimp terminals assortment kit. This kit meets the needs of daily work and life, and the sturdy quality and stability of our products help them last longer. Our double spade connector features two 0.25 inch / 6 mm male pull sheets side by side and one 0.25 inch / 6 mm female pull sheet opposite. The quality and professional design provide a tight fit while maintaining the integrity of the connection. The double male female adapter can be easily split and connected, turning any electrical wiring job into a fast and efficient process. You simply crimp your terminal. These connectors are suitable for automotive, marine, audio and industrial electrical control, household appliances, machinery and other electrical connection components. Use scenarios: Automotive wiring projects requiring quick disconnects for safe and reliable connections. Marine equipment and boat electrical systems where secure, easyto connections are needed. Household appliances and audio system installations that require practical and durable spade crimp terminals.