Pinty 1Gal 4L Pure Water Distiller, All Stainless Steel Internal, Medical Home Use, with Bottle Elegant and efficient design. All 304 stainless steel interior. Large capacity: 4 L /1 Gal. Suitable for hospitals, dental clinics, labs, offices, homes, etc. Produces 1.5L / 0.4 gallons of pure distilled water per hour. Easy to operate. The unit will automatically shut off when the temperature reaches 320F / 160C. Safe and reliable. Removes contaminants such as bacteria, particles, dissolved solids and VOCs Both the Emerson temperature thermostat and the power cord meet UL standards.