The Integra® e2 cylinder app is designed to be used only with Air Products Integra® e2 cylinders. With the Integra® e2 cylinder app you can: - Count quickly how many cylinders are within range - Read the gas content of the individual cylinders - View individual cylinder usage history - Gain an overview of full, in use and empty cylinders - Find out working days and arc time remaining - Check system leak status - Assign names to your individual cylinders - Reorder cylinders via MyAirProducts