Product Description Digital Voltmeter Features Wide Range of Applications: Measure power, current, voltage, temperature, and more of connected appliances. Also set timing, check battery life, and monitor power consumption efficiently. High-Quality Display: Equipped with a full viewing angle color LCD screen for clear visibility. Durable Construction: Made from sturdy nylon material ensuring stable installation and long-lasting use. Convenient Transformer Options: Split Type: Features a buckle design for easy installation and assembly. Closed Type: Requires threading from the center of the transformer circle for setup. Specifications Model KWS-AC300-20A KWS-AC300-100A Current 0-20A 0-100A Voltage 50-300V Electricity 0.01-19999kWh Power 0-3kW 0-30kW Timing 0-200h Temperature 10℃-99℃ Weight 65g 95g Package Includes 1 x Digital Voltmeter