Upgraded Size & Cordless Design: Optimized size perfect for people under 5'7", featuring a closer, more comfortable fit. Equipped with a convenient zipper design for easy wear—no bending over needed. Built-in intelligent sensing technology automatically adjusts air pressure to match different leg sizes, delivering customized comfort 360° Full Leg Compression - 5 air chambers enable 360° full wrapping, seamlessly covering feet, ankles, knees, calves, and thighs. A high-performance air pump inflates faster than ordinary massagers, while professional air compression technology simulates realistic kneading movements, effectively promoting blood circulation and relieving fatigue Wireless & Portable for On-the-Go Use: This electric massager r is powered by a 3000 mAh battery for long standby time and untethered use (no need to plug into a socket). It comes with a portable storage bag for easy transport, ideal for travel, fitness sessions, or office use—enjoy a relaxing massage anywhere, anytime Customizable Settings: This leg and foot massager offers 6 air compression modes, 4 intensities (50-200 mmHg), and 3 timer settings (10/20/30 minutes) to meet your personalized relaxation needs. Its memory function automatically defaults to your last used settings at startup, without the need to reset The Air Compression Leg Massager (model: FE-7204B) is a powered inflatable tube massager intended to be an over-the counter portable inflatable tube massage system which simulates kneading and stroking of foot, calf, and thigh by the use of inflatable air compression boots. The device can be used to temporarily increase blood circulation and temporarily relieve minor muscle aches and pains. The device is to be used by persons who are in good health.