Multifunctional Adjustable Voltage Limit Current Protector Self Resetting Switch Dual Display Protector Over Voltage Under Voltage Protecting Device Specifications: Name: Adjustable Voltage Protector Material: plastics Over voltage protections action time ranges: 0.1-10s (default 0.Is) Suggest 0.1s Under voltage protections action time ranges: 0.1-10s (default 0.1s) Suggest =0.3s  Over current protections value ranges: 1A-63A(default 63A)/ 1A-63A(default 40A) Over current protections action time ranges: 0.1-512s (default 5.0s) recommend to set depending on usage Fault recovery delay time ranges: 2-512s (default 60s) Power on delay time ranges: 2-255s (default 2s) Item size: 85 * 65 * 36mm / 3.35 * 2.56 * 1.42in Item weight: 177g / 6.24ounce Package size: 90 * 70 * 50mm / 3.54 * 2.76 * 1.97in Package weight: 200g / 7.05ounce Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store