AirRelax LGT-2200S is a sequential pneumatic pressure system that through program controlled inflation and deflation of the sleeves covered in arms, legs, and back to realize therapeutic effect such as enhancing the backflow of venous blood and lymph, improving the blood circulation, improving the function of peripheral blood vessels, removing the edema, accelerating the healing process, and preventing Muscular Dystrophy. Chambers: 4 Inflation mode: 6 Time range: 1-99 mins Pressure range: 40-190 mmHg Weight: 6 kg Power: 30 W