Quick splice wire connector, also known as self-stripping wire connector. It’s a type of fast and easy connection and disconnection of wires. These connectors are designed to streamline the process of wiring and are widely used in various electrical and electronic applications. It’s the easiest wire connection.They only barely cut into the wire without stripping any of the insulation, so they don't expose much metal/wire. These connectors save time with repairs and are easy to install once you get the feel for how much pressure is needed to make the connection.