100PCS Heat Shrink Butt Connectors,Waterproof Crimp Terminals Electrical Wire Connectors Splice for Marine, Cable, Wiring

3:1 Shrink Ratio: Marine grade heat shrink tubing provides high tensile strength and enough hot melt adhesive inside the tubing to ensure waterproof performance, your wires will never slip out of the wire connectors
Wide Application: Wire connectors are waterproof, stable, and corrosion resistant and are used in the automotive, marine, electrical, and electronic industries