75Pcs Combination: This kit includes 75 Pcs, 35 2-port inputs, 25 3-port inputs, 15 5-port inputs, of wires with a new sliding button combination design. The electrical connectors can be freely combined, It can meet your many needs. Good Compatibility and Wide Application: They are suitable for 0.5-4mm²/28-12AWG solid wire and 0.5-2.5mm²/flexible wire. / 28-14AWG, Connectors are used in buildings and daily household wiring: lights, sockets, switches, cars, speakers, electrical boxes, fan controls, etc. High-quality materials: The inner conductor is made of nickel-plated copper material, special surface plating to prevent oxidation, low resistivity and better conductivity, Selecting the best flame retardant insulating material modified nylon PA66, which has long service life, no corrosion, anti-aging and 4KV pressure and against electric shock. Easy to handle: First remove the metal sheath (9~10mm), push the orange clip slightly upwards to 90°, insert the cable and turn off the switch.