More convenient than the old way: no need to crimp, just use a heat gun then you can finish the connection.
Cost effective Butt Connectors: 120PCS, include 40 Red, 40 Blue, 30 White, 10 Yellow.
Easy to identify: Specific color for Specific size, easy to pick up for use.
Waterproof and Insulated: widely used for marine and automobile.
High Quality - Comply with all relevant European standards; Shrinking ratio: 2:1