Specifications:

Measurement Range: AC 60-500V, measures both voltage and current up to 100A.
Display Type: LCD display clearly shows voltage and current parameters.
LED Indicator Light: Green LED indicates device status.
Mounting Size: 22 mm, allowing easy integration into electrical panels and enclosures.
Operating Temperature: -10°C to +65°C.
Shape: Round display ensuring versatile application.
Functions:

Voltage Measurement: The device measures AC voltage from 60V to 500V, allowing precise monitoring of power supply.
Current Measurement: The digital ammeter measures current up to 100A, enabling tracking of electrical flow in various systems.
LED Indicator Light: The built-in LED indicator lights up when the device is powered on or indicates the status of the electrical system.
Convenient LCD Display: Clear presentation of readings allows for accurate visibility of voltage and current.
Areas of Use:

Industrial and Domestic Electrical Systems: Used in factories, warehouses, or home electrical networks to monitor voltage and current levels.
Electrical Panels and Enclosures: Suitable for installation in electrical cabinets to monitor loads of electrical systems in real time.
Vehicles: Used in electric vehicles, cars, motorcycles, where accurate voltage and current measurements are needed.
Pros:

Compact Size: 22 mm size allows for convenient installation in various electrical panels.
Clear LCD Display: Readings are presented digitally, ensuring easy and accurate measurement reading.
Green LED Indicator Light: Visually indicates device status, allowing for easy monitoring of system operation.
Wide Voltage Range: Measurement range from 60V to 500V, making it suitable for various AC systems.
Cons:

Only for AC Systems: The device measures only AC parameters and is not suitable for use in DC systems.
Limited Functionality: Measures only voltage and current without additional features like power measurement or energy consumption calculation.
Fixed Color: The LED indicator is only green, so no other color options are available.
This digital voltmeter-ammeter with LED indicator light is a practical and versatile device for monitoring AC voltage and current. Its compact size and clear display make it convenient for use in electrical cabinets, industrial settings, and vehicles.