Ideal, Wire Connector, Wing-Nut, Twist-On, Number Of Conductors: 1 to 6, Environmental Conditions: Tough, Ul 94V-2 Flame-Retardant Shell Rated At 105 Deg C (221 Deg F), Conductor Range: 18 - 10 Awg, Min 2 - 18, Max 3-12, Material: Flame-Retardant Polypropelene Shell, Color: Yellow, Voltage Rating: 600 V, Model Number: 451, Width: 1-1/64 In, Height: 11/16 In, Flammability Rating: Ul 94V-2