This device is a multifunctional electrical measurement instrument engineered to accurately monitor and display key parameters of an alternating current AC system Its primary function encompasses the precise measurement of AC voltage within a defined range and AC current providing real time data on the active power consumption in watts and the cumulative energy usage in kilowatt hours Additionally it calculates and displays the Power Factor a critical indicator of electrical efficiency
The unit is designed to operate within specific voltage ranges with common variants including a low range model rated for 70 to 150 volts and a high range model rated for 160 to 275 volts both compatible with standard power frequencies of 50 Hertz and 60 Hertz This ensures versatile application across various regional electrical grids and equipment
All measured values are clearly presented on a bright LED display offering excellent visibility for monitoring and analysis This combination of comprehensive measurement capabilities and clear readout makes it an essential tool for energy management system efficiency evaluation and electrical system diagnostics in residential commercial and industrial environments