Medline's state-of-the-art Supra DPS mattress is our most feature-driven mattress replacement system. Functions include alternating pressure, low air-loss, static float, auto firm and seat inflation. Cell-on-cell design prevents bottoming out during a power outage. Digital pump with choice of four alternating pressure cycle times. Upgraded low-friction, antishear stretch cover. Low-pressure alarm with audio and visual indicators. Weight capacity: 400 lb. Also available with 4" raised air bolsters to help reduce the risk of patient falls and entrapment (MDT24DPSRE).