EasyAir 200 Series Ripple Air Mattress with Pump 0104Product DescriptionEgg crate alternating air cells promote blood circulation & prevent occurrence of bedsoreEasy to operate pump has LED indicator light for normal pressure & abnormal low pressureComes with adjustable pressure knob to determine the best comfort levelBoth the bubble pad mattress and 200 series pump may be purchased separately as replacementComes with repair kitFrequency: 6min/50HZ cyclePump Pressure Range: Min: 50.0 – Max: 105.0 mmHg