Portable suction unit: size 38x17x28.5cm, weight 5.1kg Description (e.g.: model Vario A/C, manufacturer Medela) Technical specifications: SUCTION MACHINE with pump: - Power supply: 230-240V/50Hz - Vacuum capacity: 18 litres/mim - Maximum depression: -75kPa (-563mmHg) Vacuum is created by a plastic piston and cylinder system, with four vacuum-creating modules (QuatroFlex™ technology). The membrane vacuum regulator permits accurate vacuum settings. Double overflow-protection system (bottle and pump). Working temperature range: +5 to +40°C.