Alternating Pressure Mattress with Quiet Pump – 130 Air Cells Anti-Decubitus Air Mattress – Anti-Bedsore Air Mattress with Compressor – Pressure Relief Mattress 200x90x7cm. SAFETY & EFFECTIVENESS – The alternating pressure mattress works on 6-minute inflation and deflation cycles, with adjustable pressure settings from 40–110 mmHg.
