Electronics Component Connectors descriptions We use high-quality raw materials, all materials are very suitable for the product, please rest assured to buy. Adjustable Voltage Surge Protector With Lcd Display. Style A Features: Overvoltage Protection. Undervoltage Protection. Voltage Display. Current Display. Automatic Recovery. Overcurrent Adjustable. Line Overvoltage or Undervoltage, Overcurrent Status, the Product Can Instantly Cut off the Power Supply, Protect Electrical Equipment from Damage; When the Line Voltage Returns to Normal, the Protector Can Automatically and Normally Turn on the Power Supply. Specifications: Power Supply: 230VAC 50/60Hz Current: 40A/63A Material: ABS Size:85*65*35mm/3.35*2.56*1.38" Style B Features: 1. Overvoltage Protection 2. Undervoltage Protection 3. Voltage Display (voltage Measurement) 4. Overvoltage Protection Value Adjustable 5. Overvoltage Recovery Value Adjustable 6. Overvoltage Protection Operation Time Adjustable 7. Undervoltage Protection Value Adjustable 8. Undervoltage Recovery Value Adjustable 9. Undervoltage Protection Operation Time Adjustable 10. Fault Recovery Delay Time Adjustable 11. Up-power Adjustable,Delay Time 12. Reset Mode Selection 13. Fault Query 14. Restore Factory Settings Specifications: Parameters: Voltage 230V, 50/60Hz Current:40A/63A Size: 85mm*65mm*35mm/3.35*2.56*1.38" Product Include: 1 X Surge Protector . Products number : SOMONO75062