Display: Red high efficiency LED high 14.22mm (.56") Accuracy: ±0.5% ±2digit Operating Condition: -10℃~50℃ (20% to 90% RH non-condensed) Dielectric Strength: AC 2KV/1min Aux. Power: AC110V/220V 50/60Hz Measurement Range : Frequency: 1-99.9Hz, Input voltage: AC50-600V
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