Tested and works perfectly. New, missing the box. AIR RELAX AR-1.0 LEG RECOVERY SYSTEM, FDA Cleared Medical Grade Recovery System, Improves Blood Circulation for Legs, Leg Compression Massager Machine and Lymphatic Drainage Machine FDA(USA) and CE MDD(EUROPE) Cleared Professional Device - Experience faster recovery with the Air Relax compression boots! Crafted from FDA-cleared professional medical-grade components, this recovery boots system delivers peak performance with long-lasting reliability. The compression device that is recommended by professionals! Physicians, chiropractors, and professional therapists are choosing to have the Air Relax leg compression massager and lymphatic drainage machine in their offices. This air compression leg massager is designed to help reduce muscle fatigue, relieve pain and aches, boost lymphatic fluid movement, and improve blood circulation. Clinically proven to reduce lactic acid buildup and enhance flexibility, use this leg massager to aid your body's natural recovery and help you feel your best. Key Features The massager boot comes with standard 30-inch leg sleeve inseams. Digitally controlled operation cycle offers A mode: peristaltic mode, B mode: cyclical uniform, C mode: continuous therapy. This medical-grade pump delivers 80% more power than other recovery systems for optimal post-workout recovery and relaxation.