Description This voltage current meter is a must-have for anyone who needs to measure voltage and current in their work or daily life. Suitable for installation on most equipment, machines and control , as well as in operating rooms or on ships, and distribution boxes. Features -Color:Red -Material:Plastic -Size:5.20X3.20X3.20cm/2.04X1.26X1.26in -Current range: 0-100A -Voltage range: AC 50-380V -installation hole size: 22mm (7/8 inch -Voltage current meter, with its simple operation, can use with confidence. -Volt monitor uses an led digital display for clear display, and you can see the real-time voltage through the display. -Versatile device suitable for measuring voltage and current in various as needed. -Current meter is constructed with reliable plastic materials to ensure long-lasting use. -Compact design. Current meter is a user-friendly device with easy installation process. Voltage current meter, with its simple operation, can use with confidence. Volt monitor uses an led digital display for clear display, and you can see the real-time voltage through the display. Versatile device suitable for measuring voltage and current in various as needed. Current meter is constructed with reliable plastic materials to ensure long-lasting use. Compact design. Current meter is a user-friendly device with easy installation process.