[Package includes]: There are 100 different size female and male connectors in 5 colors, 50 female crimp connectors and 50 male crimp connectors in a transparent box with compartments. Each color has 5 female connectors and 5 male connectors, which is enough for your different needs. [Material]: The wire connectors are made of copper and insulated PVC, which has high resistance to tensile strength and elongation. The electrical connector protects the joints from water and corrosion, which is durable for long-term use. [Easy to use]: The electrical wire connector crimp fully insulates and protects the electrical connections , more reliable than conventional crimp terminals. Insulated male and female connector is easy to connect with electric wire to strengthen its reliability and safety, no soldering, easy to operate, even a novice can use it easily. [Wide Application]: i Automotive electrical connectors are suitable for most occasions, such as household appliances, audio speakers, automobiles and other electrical wire connection projects. The insulated cable lug is easy to connect to the power cord to improve its reliability and safety. [Multicolor]: 5 colors: blue, red, yellow, green and black, convenient for you to distinguish different specifications crimp terminals and make your wires cleaner and more beautiful. Sold by laoya store