Accuracy: low range accuracy: ± 0.1kv; High range accuracy: ± 1kV
Test range: 0 - ± 1.49kv (low potential),
± 1.0kv - ± 20.0kv (high potential)
Test environment range: 0 - ± 200V,
Measuring distance: within 25mm ± 1mm
Measurement accuracy: ± 10%
Measurement temperature: 10 ° C-40 ° C, humidity below 60%