Capacitive measuring method, No current flow necessary, Display: Optical via LED and noticeable through vibration, 2 measuring ranges, from 12 V AC and 110 V AC up to 1000 V AC, With integrated LED flashlight, Protection class IP40, Housing made of impact- and break-resistant ABS plastic, Incl. 2 x AAA batteries, Replacement batteries see Art. No. 05103714