Quiet pump technology alternately inflates and deflates the pads air cells Pump produces 4 LPM air flow 5 minute cycle time Easy to change filter Fixed Pressure setting on Deluxe Pump can be set for comfort and maximum results Bubble pad design provides superior therapeutic treatment Built in bracket for mounting easily to bed Pad is made of long lasting durable heavy gauge premium vinyl Pad size 78in x 34in Height of inflated cell 2, 50in 130 individual bubble cells for maximum effectiveness 300 lb Weight Capacity SKU: DRM1482