Expedition Aluminum Transport Chair w Loop Locks 19 Red Breast Pumps Weight Capacity * Ideal for Procedure Mask Ultra Pleated Weight Capacity * Ideal for use in nursing homes hospitals and home use * Audible low pressure alarm activates when pressure falls below 10 mmHg * Cell in Cell design prevents the patient from bottoming on the bed in the event of power failure * High volume extra quiet pump produces 15 LPM of air volume * Mattress has 20 bladders * 10 cells are constrcuted with Nylon TPU that are soft lightweight and will not stretch * Quick fill adapter standard * CPR valves for fast (60 second) deflation * The zippered Nylon TPU cover material is heavyweight water resistant vapor permeable has a fiber quilted bottom and is machine washable to provide protection and comfort * Water resistant permeable cover * 1 Year Warranty * Specifications * Power: 110 VAC 60Hz * Pressure Range 10 70 mmHg (within the cell) * Air volume 15 LPM * 10 15 20 25 minute selectable cycle time * he ProBasics K2 Standard Hemi Wheelchair is designed to meet a variety of patient profiles Just pop open flip up back and put on footrest Limited lifetime warranty Light Weight weighs only 19 lbs but has a weight capacity of 300 lbs