Wire connectors twist-on: wire connector kit contains 75 yellow WingTwist wire connectors that have a wire combination range of minimum 2 #18 to a maximum 3 #12 AWG and 75 red WingTwist minimum 2 #14 to maximum 5 #12 AWG copper wires， do not use on aluminum wiring

Material used: ribbed flame-retardant shell design feels comfortable in electrician's hands when making electrical connections and tapered shape improves box fill capacity， expanding live-action， waxed， square-wire spring helps create dependable connections， zinc plated for superior corrosion resistance bites quickly and goes on smoothly

Ergonomic design: contoured wing design helps provide maximum torque while deep skirt helps protect against flash-over and accommodates a variety of wire combinations， copolymer shell provides flexibility improving the integrity of electrical connections

Specification: IDEAL electrical wire connectors tough， UL 94V-2 flame-retardant shell rated to 221°F， 600-Volt maximum for building wire and 1000-Volt signs and light fixtures， UL Listed 486 C and CSA certified CSA-C22.2 #188， RoHS compliant

Electrical wire accessory: wire connectors are used to provide a secure and low-impedance connection between two or more electrical wires within an electrical box

UL 486C Listed (WGR UL 467 Listed) and CSA C22. 2 #188 certified

Note: Product may vary by store.