Extended 2 Year Warranty Digital Pump With Auto Compressor Sleep Technology (acst) Shuts Off Compressor At Desired Pressure Level Extending Pump Life Cycle. Low Air Loss And Alternating Pressure Therapies In One System * Digital Adjustable Led Weight Settings Allows Pressure To Be Customized According To Each Patient?s Therapeutic Requirements *preset 10 Minute Alternating Cycle * Static Function For Safe And Easy Patient Transfer * Audio/visual Low Pressure Alarm Indicates Airflow May Be Compromised * 18 Laser Holes Keeps The Patient Cool And Dry * Nylon Top Cover Is Fluid Resistant Anti-microbial/anti-bacterial And Quilted For Added Comfort * Static Head Section Prevents Unnecessary Head/neck Movement * Optional Raised Side Rails * Weight Capacity: 400 Lbs * Warranty: 2 Year Non-prorated *