Circuit Alert NM cable stripper with voltage sensor is 2 tools in 1. Noncontact voltage sensor with visible and audible alerts warns user when voltage is present (50V to 600V AC). Other features include nick-resistant double-bevel blades, bolt cutting stations, looping stations, and Dual Grip handle for forward and standard grip. Will work with 12-2 and 14-2 Romex (NM) cable. Includes (2) 1.5V button cell batteries. UL listed.