Brand NEW 330PCS Marine Grade Heat Shrink Wire Connectors IMOGFY Multipurpose Crimp Insulation Electrical Connector Kit with AWG 22-10 Gauge and Ring Fork Spade Butt Splices 3Colors/8Sizes IMOGFY heat shrink wire connector kits use different colors to distinguish between the different wire diameter ranges. Red is 22-18AWG, blue is 16-14AWG and yellow is 12-10AWG. Ring Fork Spade Butt Splice connector is included, which can be selected according to construction needs. Each terminal is made of high-quality copper tinned, crimped to fix the wire, and then fixed by heat shrinkage tube for heat shrinkage, not only firmly connected, soft and flame retardant, but also has excellent insulation performance and waterproof performance. Simply crimp the terminal on the wire and use a heat gun to heat up the shrinkage, it's quick and easy to use. Heat shrinkable terminals are widely used in wire harness processing, auto/truck accessories installation, wire repair, marine wire, submersible pump/rig wire, wire and cable connection and other industries. See pictures for more item details. Trusted Seller-Fast Ship!