1、SUPERIOR WATERPROOFING PERFORMANCE: Crafted from marine grade materials, our heat shrink butt terminals offer exceptional waterproofing and wearproof properties. Whether in marine environments or humid climates, they effectively protect wire connections, ensuring your equipment remains safe. 2、PRECISE CRIMPING, SAFE CONNECTIONS: Each connector is meticulously designed to ensure a secure crimp with electrical wires. The unique heat shrink feature tightly encapsulates the connection upon heating, creating a robust insulating barrier that effectively prevents short circuits and other electrical failures. 3、VERSATILE APPLICATIONS: Designed for diverse applications in marine, automotive, boats, and trucks, these heat shrink butt connectors are ideal for electrical repairs, reinforcing wire connections, and ensuring safe electrical usage. They are the ideal choice for both boat repairs and vehicle electrical maintenance. 4、EASY TO INSTALL: Heat shrink butt wire terminals are user friendly, allowing for quick and efficient installation. Simply crimp and apply heat for a secure, long lasting connection that is effective in various environments. 5、DEPENDABLE CONSTRUCTION: Built to withstand harsh conditions, these terminals are designed for longevity, resist to water and wear, makes them an excellent investment for maintaining the integrity of your electrical systems over time. Item Type: Heat Shrink Butt Connectors Material: Nylon Terminal Size: Red: 22-16 AWG, blue: 16-14 AWG, yellow: 12-10 AWG Scope of Application: Marine Automotive Boat Truck, household appliances, industrial and other wiring scenarios 180 x Heat Shrink Butt Connectors 1 x Storage Box