Med Aire Alternating Pressure Pump & Pad w End Flaps Kendall Dressings 3 * mattress * 8 Color:Red 3 * mattress * 8 inflated cell depth * Low sheer quilted machine washable cover * 4 air cell pillow function * 20 second release CPR Valves * 80 L x 36 W x 8 H ( Inflated) * 300 lb 450 lb weight capacity(evenly distributed) * 20 Pump Airflow 4 LPM * Pump Cycle Time 5 Minutes * Pump Type Compressor * Weight Capacity 300 lbs * 130 individual bubble cells for maximum comfort and effectiveness * Quiet pump alternately inflates and deflates the air cells * 4 LPM (liters per minute) pump produces consistent air flow and pressure over a 5 minute cycle time * Variable pressure setting on deluxe pump allows comfort setting for maximum comfort and compliance * Durable heavy gauge premium vinyl bubble pad provides superior therapeutic treatment * Built in bracket for mounting easily to bed * Warranty 1 Year Pump 90 Day Pad