The Drive Med Aire Low Air Loss & APP System is ideal for use in nursing homes, hospitals or homes. It is perfect for the treatment and prevention of decubitis ulcers. It has an LED display with an alarm that activates when mattress pressure falls below 10 mm Hg. The cell-in-cell design prevents the medical mattress from deflating too far in case of a power loss. It has a high-volume extra-quiet pump produces 8 liters per minute. The cover is made of zippered nylon/TPU material that is heavyweight, water-resistant, vapor permeable and has a fiber quilted bottom and is machine washable to protect and comfort the user.