Technical Parameters: 1.power suuply:220V/50HZ 2.power:1.5kw 3.lowest absolute pressure of vacuum case <1kpa 4.volume of vacuum case(mm):420x320x100mm 5.heat sealing strip length and width :400x10mm 6.number of hest sealing strips :2 7.exhaustment of vacuum pump :20m3/h 8.form&material of vacuum case:stainless steel vacuum case 9.dimension Size:530x490x900mm 10.Weight:100kg