products are designed to be easy to use, multifunctional, simple to install, and welcome to a new way to experience a simple and better life. The 75pcs compact splicing connector's connector housing is made from the best quality PC Insulating material, terminates 24-12 AWG, and connects any combination of solid, stranded, and flexible copper wires reliably. And this space savings connector with the lever-nuts adopts a special and scientific design, which will save space effectively. When combining the wires, don't need to worry about a twist between the wires and the lever-nut keeps your house looking good. It is a very convenient and compact splicing connector, you need to inspect for proper strip length and complete wire insertion through its transparent housing. Changing other wires, just flip the little lever up and pull out what you need, and replace it. How To Use: 1. Push the orange levers to 90-degree; 2. Insert the wires (open the housing of wires to 0.35-0.47inch); 3. Put the clip back. Lever Wire Connectors, Compact splicing connector Connect any combination of solid, stranded, and flexible copper wires Adopt the special and scientific design, and save space effectively Don't need any tools to connect wires, just using your hands Termination Type: Lever Nuts Sub-Type: Wire Connector Quantity: A221-412 (35pcs), A221-413 (25pcs), A221-415 (15pcs) Package Includes: 75 x Compact Splicing Connector