Featuring five selectable frequencies ( 100Hz 100kHz) and three electric levels ( 0.1V 0.6V), this portable tester provides versatile parameter analysis with double ports including a five terminal Kelvin slot for professional four wire measurements Designed for electronics engineers, technicians, and field maintenance professional requiring stable component verification in demanding work environments The LC1020E Digital Meter delivers professional 0.3% basic accuracy across wide measurement ranges ( 0 100H inductance / 0 100mF capacitance / 0 10MΩ resistance), making it essential handheld component analyzers for accuracy electrical testing Its 2.8 " color screen clearly displays primary / secondary parameters ( / X / D / / θ /) while the 3000mAh battery ensures extended operate, packaged in strong ABS housing for daily professional use Ideal for laboratory component characterization, production line batch testing with its sorting function, and on site repair diagnostics for industrial equipment or electronic devices, Manufacturer: Kaeltsyn