This product is an electrical connector, made of solid , safe and . It without being easily damaged. The product is an excellent electrical connector that can bring you more convenience, allowing you to have comfortable experience. Features -Color:Assorted Color -Material:Plastic -Size:17.00X10.00X2.50cm/6.68X3.93X0.98in - Features: Holds wires firmly, , reusable, color coded simply separates hundreds of wire combinations, no pre-rotating, soldering or electrical tape, no tools required. - Homeowners or engineers working on home theater projects, or for HVAC, light fixtures, stereo, speaker wire, stereo wiring, automotive, marine wiring, home wiring, and any type of electrical work. - Great for connecting wires without soldering, just push the stripped wire into the wire cap and tighten. - The wire connectors grip the wires firmly and create a strong connection, the springs are inserted into the housing with good insulation and minimal aging. - The interior is angle steel spring, convenient and to use. Package list: 102 x electrical connectors