china coal 0001 Model DZ-600L Power source AC 220V/380V,50/60HZ Hot sealing power 600W Vacuum pump Power 0.75kw Sealing-bar size L:600mm,700mm,1000mm W:8mm,10mm Working table size 600mmx400mm Packing speed 1-3 times/min Weight 80kg Machine size 670x500x1000mm