This Oxygen Tank Complete set is is a classic long-time favorite. Eliminating the hassle of finding individual oxygen therapy components, offering a complete, all-in-one-solution to your door-step. 682 Liter Portable Oxygen Tank providing consistent oxygen supply with Toggle Valve (SHIPPED-EMPTY), ready to be filled! Enhanced mobility with the Rolling Wheeled Oxygen Tank Cart provides ease in mobility, providing a dedicated and convenient transportation solution for your oxygen tank, promoting an active lifestyle. 0-15 LPM Barb Outlet Regulator — Regulators flow range: 0.5, 1, 2, 3, 4, 5, 6, 8, 10, 12, 15 LPM. Comfort-Focused 7 Foot Oxygen Cannula (4 Pack), designed for minimal irritation during daily tasks.