all functions in one device - Active Pressure Measurement - High Pressure Shut Off Valve - Filling Port with Check Valve - Residual Pressure Valve - Pressure Regulator - Safety Relief Device - Flow Selector - Medical Outlet Connection (Optional) regulatory - Medical CE certifi ed according to MDD 93/42/EEC amended 2007/47/EC - ? certifi ed according TPED Directive 2010/35/EU - Product complies with EN ISO 10524-3 and CGA E-18