[Multiple Sizes]: Wire Diameter:0.5-1.5mm [Package Included]: There are 100 male and female automotive electrical terminals in different sizes and 5 colors. 50 female connectors and 50 male connectors are crimped in a transparent box with compartment. Each color consists of 5 female connectors and 5 male connectors, enough to meet your different needs. [Material]: The wire connector is made of insulated copper and PVC, it has high strength tensile and tensile. Electrical connectors protect seals against water and corrosion and are durable for long-term use. [Easy to Use]: Round electrical terminals insulate and protect electrical connection. More reliable than traditional crimp terminals. Insulated male and female connectors are easy to connect to wires, improving their reliability and safety. Seamless and easy to use, even beginners can use it easily. [Wide Application]: The ball electrical connector is suitable for most occasions, such as household appliances, speakers audio, cars and other wire connection projects. Insulated ball terminals easily connect to wires, improving their reliability and safety. 5 colors: blue, red, yellow, green, black, can distinguish different specifications of crimp terminals. Note: The data is manual measurement, please allow 1-52cm error , due to differences between light and screen, there will be a certain color difference, the specific received in kind prevail.