Connect any combination of solid, stranded, and flexible copper wires faster and more reliably Terminates 24-12 AWG for 221-41x, 20-12 AWG for 221-2401 UL Listed, Genuine WAGO LEVER NUTS Visually inspect for proper strip length and complete wire insertion through its transparent housing Includes: 8x 221-2401 (2 conductor inline), 8x 221-412 (2 conductor), 8x 221-413 (3 conductor), 4x 221-415 (5 conductor) with case