Universal meter (voltage tester) UNI-T UT18D Universal AC/DC voltage meter with LCD display and LED indicator. The UT-18D meter allows you to measure DC and AC voltage in the range from 6 to 690V with automatic range change. MEASUREMENT RANGES Voltage measurement LED indicator: - Ranges: 6V / 12V / 24V / 50V / 120V / 230V / 400V / 690V - Accuracy: (1.5%5) Phase Sequence Test:- Voltage: 100 690 V- Frequency: 50 60 Hz Continuity test: - Resistance: 0 100 kOhm - Buzzer and LED indicator RCD test:- Voltage: 230 V- Frequency: 50400 Hz Polarity detection: positive and negative ADDITIONAL FEATURES Automatic change of measuring ranges Instrument test before measurement Freeze last indication Low battery indicator Over-voltage indicator Automatic standby Illumination of the measurement site Backlit LCD screen GENERAL FEATURES IP65 Power supply: 2x 1.5 V (R03) Display size: 73.5 x 35.5 mm Dimensions: 272 x 85 x 31 mm Weight: 280g Accessories: batteries