Feature:-100% brand new and high quality- Made of high-quality materials for durability- Over current protection, over voltage protection, under voltage protection can disable one, two or three of them.- Voltage accuracy 0.5%- Self power consumption lt; 0.5w- Provides manual and automatic reion.- Delay on and off time can be set- Can be used as a normal switch- Can be used as a cycle switch. Note This product does not have a battery. If the external power fails, the cycle time starts from 0.- Optional backlight mode, convenient for user scene selection- Vicious load identification threshold (pure resistive load), suitable for high-power resistive devices such as speed-limited electromagnetic heating kettles and rice cookers in apartment buildings. Product parameters:- Power supply: 230VAC 50/60Hz- Maximum load power: 40A, 60A (optional)- Overvoltage protection value range: 230V-300-OFF (default: 270V)- Overvoltage recovery voltage range: 225V-295V (default: 250V)- Overvoltage protection action time: 0.1s-30s (default value: 0.5S)- Overvoltage recovery delay time: 1s-500s (default: 30s)- Voltage protection value range: 140V-210VOFF (default: 170V)- Voltage recovery voltage range: 145V-215V (default: 190V)- Undervoltage protection action time: 0.1s - 30s (default: 0.5S)- Undervoltage R recovery delay time: 1s-500s (default: 30s)- Boot delay time: 1s-500s (default: 10s)- Power consumption: lt; 2W- Motor life: 100,000 times- Mounting: 35mm DIN rail- Quantity: 1pcs- color: WhitePackage Included:1 * Overvoltage and undervoltage protector (optional)Notes:1. Due to various factors such as display brightness and light brightness, the actual color of the product may be slightly different from the website picture.2. Please allow a slight deviation between the data and the manual measurement.