Built in bracket for mounting easily to bed.Bubble pad design provides superior therapeutic treatment.Variable Pressure setting on Deluxe Pump allows comfort setting for maximum results A) Variable pressure setting on pump allows for individualized comfort increasing patient complaince Durable, heavy gauge, premium vinyl bubble pad.4 LPM (Liters per Minute) pump produces consistent air flow and pressure.Quiet pump technology alternately inflates and deflates the pads air cells.130 individual bubble cells for maximum comfort and effectiveness.The 4 LPM (liters per minute) pump produces a consistent air flow and pressure and it's quiet technology alternately inflates and deflates the pads air cells. Drive Med-Aire Alternating Pressure Pump and Pad System Quiet pump alternately inflates and deflates 130 individual bubble air cells 4 LPM (liters per minute). The bubble pad provides superior therapeutic treatment alternating which of the 130 individual bubble cells are inflated or deflated every 5 minutes, never placing too much pressure on any affected area. The Drive Medical Med Aire Alternating Pressure Pump & Pad System is designed for prevention and treatment of pressure ulcers. The Med Aire Alternating Pressure Pump and Pad System with Low Air Loss by Drive Medical provides alternating pressure and is designed to be used in the prevention, treatment and management of Pressure Ulcers. Buy Drive Medical Med Aire Alternating Pressure Pump and Pad System with Variable Pressure and End Flaps Model 14001efd with fast shipping and top-rated. The bubble pad provides superior therapeutic treatment by alternating which of 130 individual bubble cells are inflated or deflated every 5 minutes, never placing too much pressure on any effected area. The Drive Med Aire Alternating Pressure Pump and Pad System from Drive Medical. Med Aire Alternating Pressure Pump And Pad System With Various Pump Options And Pad Styles Product DescriptionThe Med Aire Alternating Pressure Pump and Pa. The Med-Aire Alternating Pressure Pump and Pad System provides alternating pressure and is designed to be used in the prevention, treatment and management of pressure ulcers.