GBAuto Yellow Heat Shrink Butt Connectors 12-10 Gauge-Insulated Waterproof Electrical Connectors Wire Terminals Marine Automotive Crimp-Butt Splice Connectors - 30PCS

Fast and convenient to use: crimp and heat then get the wire connected. Easy to identify: Different color for different size, also with wire gauge imprint. Insulated and waterproof: suitable for your boat,vehicle, home and any DIY wire connecting project. High quality and durability: the connectors made with special material that compliant with all electrical standards. Features: Hot-melt adhesive provides excellent waterproof property Excellent stretch and mechanical damage resistance Ldeally translucent provides tensile strength High elasticity keeps steady performance Step to Use: 1. Insert the two wires to the right size connector. 2. Crimp the metal part in the middle of the butt connector by pliers. 3. Apply heat to the two end of the connector to make it tighten up the wire. Operating temperature range: Operating temperature: -55? - 125? Start shrink temperature: 80? Fully shrink temperature: 130?