Electric Economical vacuum Extractor Anti corrosive 304 Gr. Stainless Steel Base. Noise level of suction apparatus from is 50 dB +-04 dB. Ideal for Bed Side Use MedicalSurgical Procedures. Heavy duty Rubber Base. Non Collapsible PVC or Silicon tubing. 2X1.5 Ltrs. Ploycarbonate jars with overflow safety. Bacterial filter fitted on Basse . All parts coming into contact with secretion are autoclave safe.