Premium Material: The electrical connectors kit is made of outstanding nylon and spring material, the nylon shell has high hardness and is not easy to age. Spring design enhances insulation, and safety, durable for long time use. Easy to Use: The electrical wire nut provides good wiring and excellent conductivity, and the built-in metal spring effectively prevents the leakage box from being unstable, which plays a vital role in safe connection and optimal conductivity. Easy to Store: All twist wire connectors are packed in a storage box, which is easy to use, find, and carry. Partition storage box to separate different wire connectors for easy identification and selection. Wide Applications: Applicable to various wiring projects. Can be used in home wiring projects, stereo wiring, speaker wire, marine wiring projects, commercial or residential applications, automotive, home theater and more. Package Includes: You will receive 6 pcs P6 red, 9 pcs P4 yellow, 12 pcs P3 orange, 30 pcs P2 blue, 45 pcs P1 grey, a total of 102 pcs. Enough and easy for your daily use. Product Information: - Product Name: Insulating Insert Twist Electrical Wire Connectors - Material: Nylon, Spring - Color: As Shown - Quantity: 102 Pcs Package Includes: 6 Pcs - P6 Red 9 Pcs - P4 Yellow 12 Pcs - P3 Orange 30 Pcs - P2 Blue 45 Pcs - P1 Grey Features: - The nylon shell has high hardness and is not easy to age. Enhanced safety and insulation. - Insert springs ensure a stable connection with each application and prevent falling off. - Grey: Min. 2X#22, Max.2X#16; Blue: Min. 2X#22, Max.3X#16; Orange: Min. 1X#18/1X#20, Max.4X#16/1X#20; Yellow: Min. 2X#18, Max.4X#14/1X#18; Red: Min 2X#14, Max. 2X#10/1X#12. - P1 and 2 pcs 0.1-1.5m wires; P3 and 3 pcs 0.1-1.5m wires; P3 and 2 pcs 2.5m wires; P4 and 3 pcs 2.5m wires; P6 and 4 pcs 2.5m wires. Warm Tips: - Color may vary slightly from the online image due to your monitor colour settings, please refer to the actual product, thank you for your understanding.