Haisstronica 240PCS Solder Seal Wire Connectors Kit,26-10 Gauge Marine Grade Heat Shrink Connectors Waterproof Butt Connectors Butt Splice Eletrical 51a2be52 D0c0 463e B512 Cc7b5bfaae6f.c4ce02c6145d221336b13807cd24f2fe WATERPROOF & WEARPROOF : Solder Seal Wire Connectors with low heat solder and hot melt adhesive create a perfect seal, which helps to be better waterproof and protect the wires or cables from cutting and scuffing. Solder Seal Wire Connectors 50pc 200PCS Solder Seal Wire Connector Kit, Solder Seal Butt Terminal Waterproof Insulated Butt Connectors High Quality Solder Seal Rings: High-quality materials are used in Solder Seal Wire Connectors to ensure a long-lasting connection for the application. Heat-shrinkable intermediate tube]: Pack of 200 pieces with a shrinkage ratio of 2:1, providing sealed and waterproof protection for wire connections... This product include 200PCS Solder Seal Wire Connectors Heat Shrink Connectors Marine 200Pcs Waterproof Heat Shrink Wire Simply strip your wires, insert the wires into the solder sleeve and then apply heat.