Product Description VOLTFLOW 50pc Waterproof Solder Splice assortment WSSK50 The easiest way to get a professional finish on 12 and 24volt electrical wiring connections, solder splice is a unique 2 in 1 product that consists of heatshrink tubing with solder inside. To use simply slide a piece of the tubing over your wire connection and heat with a heat source, the heat causes the solder to melt connecting the wires permanently and the heatshrink tubing to shrink down sealing and insulating the connection in one This is a very handy pack to keep in the workshop or service vehicle and contains a great assortment of solder splice Features and Specs: 50pcs 4 colours Plastic storage box