Voltage and continuity tester Dimensions L x W x H: 255 x 52 x 40 mm Frequency: 50...60 Hz Batteries: 2 x LR03/AAA Delivery with: Battery / Carrying Case / Manual Instrument functions: Flashlight Measuring function: Continuity tester / Rotational direction indication / Phase detection, single-pole / Polarity display Protection rating: IP64 Rapid display with LEDs: 8 LED Safety to: CAT II 1000 V Voltage testing: 12...690 V AC/DC