Automatic Voltage Current Safety Socket LED Display Adjustable Voltage Current Surging Safety Socket 1-63A EU Plug Item Type: Automatic Voltage Current Safety Socket Material: Flame Retardant PC Effective Current Range: AC 0.1-63A Frequency Range: 40-70Hz Screen Refresh Rate: >1000Hz Meter Update: 0.1-1s Meter Algorithm: Root Mean Square/RMS Over Under Voltage Differential: 5V Timer Range: 1-999s Action Time: 0.1-10s Power On Delay: 1-999s (default 5s) Recovery Delay: 1-999s (default 30s) Over Voltage: 130-300V (default 270V) Over Voltage Recovery Value: 125-295V (default 265V) Under Voltage: 80-210V (default 170V) Under Voltage Recovery Value: 85-215V (default 175V) Over Voltage Action Delay: 0.1-10.0s (default 0.5s) Voltage Correction: -10%-+10% (default 0V) Over Current: 16A (default 63A) Over Current Action Delay: 0.1-10.0s (default 1.0s) Continuous Over Current Count: 0-20 times (default 0 times) Current Correction: -10%-+10% (default 0A) Frequency Correction: -2.5%-+2.5% (default 0Hz) Features: Over Voltage Current Safety Under Voltage Safety Over Current Safety Auto Reclosing Voltage Current Display Adjustable Voltage, Current Trip Auto Reclosing Time