1、[Versatile Connector Kit] Includes 30 pcs LT 211 connectors, suitable for 0.2 to 4.0mm² 28 to 12 AWG wires, and 6 pcs PCT 212 connectors, suitable for 0.2 to 2.5 (4.0)mm² wires, covers a wide range of wire applications. 2、[Secure Connection] The built in circlip design ensures a secure connection, preventing the wires from coming loose, ensuring the safety of the electrical connection. 3、[Sturdy Construction] Made of PC material, these connectors are flame retardant, high temperature resistant, aging resistant, and corrosion prevention, enhancing overall safety and durability. 4、[Convenient and Fast Wiring] The press handle design allows for quick and easy wiring, ensuring stable and reliable connections, saving time and effort. 5、[Portable Storage] The lever connectors come in a storage box, providing organized and neat storage, making it easy to carry and access whenever needed.