ETCR100F Multi Functional Flexible Coil Current Sensor AC Leakage Current Sensor Condition: Item Type: Current Sensor Material: ABS Measuring Range: 10A-10000A-Higher Resolution: 10mA Precision Grade: ±0.1% FS (50Hz / 60Hz; 23 ℃ ± 2 ℃, Relative Humidity Below 70%, The wire is in the middle of the coil) Phase Error: ≤0.1° (50Hz / 60Hz; 23℃±2℃) Output Line: 2m / 6.6ft Current Frequency: 45Hz-70Hz (Measured Frequency) Response Frequency: 0.1Hz - 1MHz Working Temperature and Humidity: -20 ℃ - 50 ℃; Relative Humidity Below 80% Storage Temperature and Humidity: -10 ℃ - 60 ℃; Relative Humidity Below 70% Dielectric Strength: 2000V / Rms AC (Both ends of the coil) Coil Length: Approx. 320mm / 12.6in (Adjustable) Coil Circle Diameter: Approx. 100mm / 3.9in (Adjustable) Coil Diameter: Approx. 7.5mm / 0.3in (Very suitable for narrow environments and dense cables, etc.) Function: Detecting of AC leakage current, AC big current, high harmonic current, complex waveforms current, inrush transient current, phase, electric energy, power, power factor.