The Laerdal Compact Suction Unit (LCSU) 4 makes suctioning in the most difficult situations, easier. The LCSU 4 offers two canister sizes, the smaller 300 ml canister and the larger 800 ml canister. This compact suction unit has a battery life of up to 45 minutes continuous use on free flow suction, allowing healthcare providers to tackle the toughest challenges. Material Chart: Cabinet front (PC) Battery cover (PC) Vacuum Regulator (PC) Bottom Cover (PC) Vacuum Inlet Cover (PC) Control Panel (PVC) 800 ml Disposable Canister (GPPS) Lid for 800 ml Disposable Canister (HDPE) Internal filter for 800 ml Disposable Canister (Aerostate) Vacuum Tube (Silicone, K-Resin) Vacuum Port Connector (TPR) Vacuum Inlet Connector (PC) High Efficiency Filter (PP) Filter Housing (K-Resin) 300 ml Disposable canister (PC) Internal Filter for 300 ml Disposable Canister (PE) Patient Port (PP) Patient Tube (PVC) Wire Stand (Steel, PVC)