QUINEAR QN-O71A-Large Size Professional Sequential Air Compression Recovery System, Leg therapy Device. Has 3 Compression Modes; Sequence, Circulation Combination. TIME: 3 Choices: 20/25/30. Sleeve Type -4 Chamber Sleeve Foot/Lower Calf/Upper Calf/Thigh. Intensity Levels/ Pressure Range, 8-Levels: Low-50/60/70mmhg; Mid 80/90/100mmhg: High-110/ 120mmhg. No Warranty Comes With This Unit! This Unit Is NEW! OPEN BOX! Complete!