Power Monitor Single Phase LCD Digital Display Voltage Current Meter Tester AC 40‑300V Item Type: Power Monitor Model: D85-2058 Material: ABS Voltage Measuring Range: AC 40-300V Measurement Accuracy: 1% ± 2 digit. Measuring Range: AC Current Measuring Range: AC 0-99.99A, the current display resolution is 0.01A, when it exceeds 100A, it will display 100.0A. Active Power Display Range: 0-30000W Electric Energy Measuring Range: 0-9999kwh. The minimum display resolution of 0-999.99kWh measuring range is 0.01kwh, the minimum display resolution of 10000.0-999.9kwh measuring range is 0.1kwh, the minimum display resolution of 10000.0-99999kwh measuring range is 1kwh. Power Frequency Measuring Range: 45.0Hz-65.0Hz Power Factor Measuring Range: 0.00-1.00PF Measuring Speed: 2 times per second. Memory Function: When the meter is powered off during use, the accumulated power value of the meter will be stored by itself (the previous energy data will be saved).