Features Easy Installation: Rail mounted design for effortless installation, saving time and effort for the user. Simultaneous Display: Conveniently shows AC voltage, current, and power factor simultaneously, providing comprehensive information at a glance. Stable Performance: Ensures stable performance with high accuracy, reliable for measurements. High Resolution Display: Current display resolution is 0.01A for currents less than 100A, automatically switches to 0.1A for currents greater than 100A, providing detailed readings. Clear LED Display: Features 4-digit red LED display for voltage, 5-digit red LED display for current and time, and 5-digit green LED display for electric energy, ensuring clear visibility. Features: 1、Rail mounted for easy installation,saves effort. 2、Simultaneous display of AC voltage and current power factor. 3、Stable performance and high accuracy. 4、When the current is less than 100A, the current display resolution is 0.01A. When the current is greater than 100A, the current display resolution is 0.1A, and the range is automatically converted. 5、The voltage shows 4-digit red 0.31 inch LED digital tube, the current and time display adopts 5-digit red 0.31 inch LED digital tube active power, and the electric energy (electricity) display adopts 5-digit green 0.31 inch LED digital tube. Specification: Item Type:Multi-Function Meter Product Model: D52-2047 Measurement Accuracy: 1% + 2 Digit AC Voltage: AC200-450V AC Current AC0-100.0A Measuring Current: 0.01A Resolution when between100A,0.1A when >100A. Active Power: 45000W Electric Energy: 0.000-99999kwh, Decimal Point Conversion Time Accumulation: 0.00-999.59h Power Factor: 1000-0.000 Measuring Speed: About 2 Times Per Second Package List: 1 x Meter 1 x Users Manual Package List 1 x Meter 1 x Users Manual