Voltage and continuity tester Dimensions L x W x H: 280 x 78 x 35 mm Frequency: DC, 16.66...400 Hz Batteries: 2 x LR03/AAA Delivery with: Battery / Manual / Protection Cap Instrument functions: Flashlight Measuring function: Continuity tester / Rotational direction indication / Phase detection, single-pole / Polarity display / RCD Test Protection rating: IP64 Rapid display with LEDs: 7 LED Safety to: CAT III 690 V / CAT IV 600 V Voltage testing: 12...690 V AC/DC