IDEAL, Wire Connector, Wire-Nut®, Twist-On, Number Of Conductors: 1 to 6, Environmental Conditions: Tough, UL 94V-2 Flame-Retardant Shell Rated At 105 DEG C (221 F), Conductor Range: 18 - 6 AWG, Min 2-14 MAX 4-12, Material: Flame-retardant polypropelene, Color: Red, Voltage Rating: 600 V, Model Number: 76B, Flammability Rating: UL 94V-2