• Voltage meter with high-quality digital LCD display and blue backlight for easy reading even at night. • Wide AC voltage measurement range from 110 V to 300 V with high accuracy. • Low power consumption, with a cost of less than 1 W during operation. • Compact 2-pin EU plug-in design for direct and simple connection to the electrical network. • Features an internal adjustable potentiometer for precision calibrations using a small screwdriver. • Ideal for monitoring the grid status in homes, offices, industrial companies, and distribution boxes. • Helps protect appliances and valuable devices by detecting voltage drops or low voltage.