The UT15 series test pen has the functions: AC/DC voltage measurement (including three-phase AC), three-phase AC phase position indication, continuity test and single probe measurement (judge null wire or live wire). It can also solve the complex problems of electricity, industrial automation, etc.Brand: UNI-TEAN code: 6935750515020Supplier code: UT15BAC/DC voltage measurementContinuity testSingle probe measurementIndication of the phase position of three-phase alternating current Features Range UT15BLED voltage indication AC/DC (V) 12V 0~12V24V 17V±2V50V 35V±5V120V 80V±15V230V 165V±20V400V 300V±30V690V 510V±40VPhase rotation test Operating voltage: 0V~690V √Frequency: 50Hz~60HzSingle lead voltage sensing (L2). Operating voltage: 0V~690V √Frequency: 50Hz~400HzContinuity test Resistance: 0~100kΩ √Acoustic signal and LED indicator lightPolarity detection Positive and negative √