Our continuous induction sealer utilizes electromagnetic induction principle to produce instant high heat to melt aluminum foil. Then it adheres to the bung hole, reaching the aim of wet-proof, leakage-proof, mildew-proof and extending preservation time. Additional information Voltage AC 220 V / 50 Hz Input Power 1200 W Power 1.5 kW Operating Frequency 75 – 85 kHz Material Mild Steel Sealing Diameter 20 mm to 120 mm Bottle Diameter 20 mm to 120 mm Height of Bottle 80 mm to 300 mm Shell Protection 1P21 Conveyor Bearing Load ≤ 20 Kg Machine Dimension 1120 x 470 x 590 mm Machine Weight 38 Kg