Specifications: Product description: This circuit analyzer is a special test instrument designed for fast fault location of AC low-voltage distribution lines, and has the functions of It is simple and accurate, and can timely detect line problems that cause electric shock, electrical fire, abnormal operation of equipment, etc. characteristic: & 9632; True RMS measured AC voltage & 9632; Simulated load 5A, 8A, 10A. Measuring line voltage drop & 9632; Measurement of phase voltage, neutral line (neutral line) to ground voltage, peak voltage and frequency & 9632; Measurement of conductor impedance of phase line (live line), neutral line (neutral line) and ground wire & 9632; Identify the wiring mode of 3-wire socket (left zero and right fire, with or without ground wire) & 9632; Test whether the leakage protector (RCD or GFCI) is reliable and the action response time & 9632; Backlighting and data retention & 9632; Size: 193mm × 78mm × 38mm & 9632; Power supply: 6 AAA batteries; weight: 295 (including batteries) Technical indicators: & 9632; Accuracy: soil (% reading+words), warranty period: one year & 9632; Working conditions: ambient temperature 18 & 8451; to 28 & 8451;, relative humidity no more than 80%       & 27979;& 37327;& 39033;& 30446;    & 37327;& 31243;