This 2-Piece Voltage Tester and Multi-bit Screwdriver Tool Set includes the Dual Range Non-Contact Voltage Tester, 12 - 1000-Volt AC (Cat. No. NCVT2P) and the 11-in-1 Multi-bit Screwdriver (Cat. No. 32500). The NCVT2P is a non-contact voltage tester that detects 12 to 1000V AC and indicates the presence of voltage in cables, cords, circuit breakers, light fixtures, switches, outlets and wires as well as AC voltage in doorbells, thermostats, low voltage lighting and irrigation systems. Includes both visual and audible signals. The Multi-bit Screwdriver / Nut Driver shaft holds 8 popular tips and converts to 3 nut driver sizes. The blades are interchangeable for quick and easy switch out. The Cushion-Grip handle allows for greater torque and comfort.