Power supply: 220V, 50Hz Output power: 700W Working pressure: 0 to 70KPa Limited pressure: 80Kpa Reserving temperature: 60 to 80 degree Celsius Pressure reserving time: 0 to 30 minutes Just select a menu key in agreement with food, fast and convenient Multifunctional for cooking all kinds of food Airtight cooking preserves flavor and nutrient Power and time saving by 60% and 40% Rice cooking, soup and porridge cooking, stewing and boiling function 3L, 4L, 5.5L and 6.5L are available