Multiple Functions: This protector provides over voltage protection, under voltage protection, and other useful functions. Advanced Features: The main feature of this protector is its ability to cut off power supply instantly in the event of overvoltage, undervoltage, or overcurrent, protecting electrical equipment from damage. When the voltage returns to normal, the protector automatically restores power. Wide Applications: This protector is designed for over-voltage, under-voltage, and over-current protection in residential distribution panels or for single-phase electrical equipment. High Compatibility: Suitable for single-phase AC 230V, 50/60Hz systems with a rated current of 63A, ideal for use in homes, offices, and similar environments. Efficient and Durable: Features low power consumption and a long mechanical life for reliable, efficient performance over time. Color: White Material: Plastic + Metal Size: Approximately 85 x 30 x 65mm Package Contents: 1 x Voltage Protector Note: The package includes only the items listed above; other accessories are not included. Due to lighting reflections and display differences, the color in the image may slightly differ from the actual product. Measurement error allowance is +/- 1-3cm.