Voltage and continuity checker Dimensions L x W x H: 260 x 70 x 38 mm Frequency: DC, 40...400 Hz Batteries: 2 x LR03/AAA Digital display: LCD Instrument functions: Flashlight Measuring function: Continuity tester / Hold / Phase detection, single-pole / Polarity display / RCD Test / Rotational direction indication Protection rating: IP64 Rapid display with LEDs: 7 LED Safety to: CAT III 690 V / CAT IV 600 V Voltage testing: 6...690 V DC/AC