Features: Auto/manual range selectable digital Clamp Meter. Low-pass filter function and frequency measurement. 3999 count LCD display. Maximun value measurement !#!amp!*! relative measurement Diode test !#!amp!*! Continuity checking with buzzer. Data can be hold. With back light. MAX.Diameter for conductor is |μ31mm. Low battery indication !#!amp!*! auto power off. Safe and professional. Specifications: Display: 3999 counts DCV: 400mV/4V/40V/400V/600?à0.8% ACV: 400mV/4V/40V/400V/600V?à1.0% ACA: 40m/400m/4/40/400A?à1.0%; 600A?à3.0% Resistance: 400|?/4k|?/40k|?/400k|?/4M|??à1.0%￡? 40M|??à2.0% CAP: 50n/500n/5u/50u/50u/200uF?à4.0% Frequency: 10/100/1K/10K/100KHz (from test terminal)?à2.0%; 10/100/1KHz (from current clamp) ?à2.0% Temperature: -20??C to 1000??C (0¨H~1800¨H) ?à3.0% Power: 3 * 1.5V AAA Battery (not include) Item size: 26 * 9.2 * 5.5cm Item weight: 400g Package size: 30 * 14.5 * 6.2cm Package weight: 781g Package including: 1 * Digtal clamp meter 1 * Set of test leads 1 * Carry bag