Features: Ensure safety of your electrical devices with our Digital Automatic Reset Over and Under Voltages Protector, designs to prevent damage from Voltages fluctuations. Featuring a digital display for time Voltages monitoring and automatic reset function for continuous Protections, this device is both reliable and user friendly. Suitable for homeowners, electricians, and industrial users who require robusts Voltages Protections Solution. Perfect for use in homes, offices, and factories where a stable power environment is essential. Constructed with a plastic shell, this over Voltages protector offers long service Performances, making it a must get for any electrical setups search enhances safety and efficiency. Specifications: Component : plastic Current: 40amp or 63A(optional) Working voltages: 230-40-70HZ Size: about 58x37x50mm or 2x1.5x2inch Note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item. Package includes: 1xDigital Voltages Protector