ResMed's AirSense 10 AutoSet CPAP Machine continuously adjusts pressure levels to deliver the lowest pressure levels required for successful sleep therapy. AirSense 10 Auto is compact, rugged and lightweight, with intelligent enhancements like an ambient light sensor, and user friendly controls; and unique premium features including AutoRamp, a built-in HumidAir Humidifier, EPR Pressure Relief, SmartStart and Auto-Stop.