Here Is The Simple And Best Solution For You! 

These Waterproof Solder Wire Connectors are made to allow people to connect wires without any technical background.

CONNECT & SOLDER wires and SEAL with ease. Dual-walled Design; Polyolefin Tubing + Hot-Melt Adhesive. High tensile strength provided by heat shrink tubing. 

High resistance to stretch and mechanical damage. Perfect for marine and automobile & outdoor applications. 

Easy to Use: Insert, connect and heat to seal - Simply position the stripped wires into the solder sleeve and apply heat to finish the connection. The solder will gradually flow, and the insulation tubing will shrink down creating a waterproof seal. 

Durable Waterproof Connectors - Prevents wire corrosion after sealing for your next wiring project. Great wiring solution for Limited Space Areas – No crimping is required for these solder and seal electrical terminals.

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