Rilevatore di Potenza Tensione Elettrica LED Tester Continuità Penna Senza Contatto 12-690V
⑤Continuity Test. With overall circuitry design centering on large-scale IC A/D converters in conjunction and over-load protection circuit. Phase Range: 120±5 degree. Accuracy(23±5C): (3%+3) or 5V. Pollution Degree: 2.