Heavy 200-350 Lbs * A Self-powered Lifting Cushion That Converts An Armchair Into An Automatic Lifting Chair * Lifts Up To 80% Of Users Weight 10 High * Uses High Density Memory Foam To Provide A Comfortable Seating Surface * Portable Unit Includes Built-in Handle And Black Waterproof Cover * Seat Dimensions: 19 D X 17 W * 1 Year Warranty * Hcpcs Suggested Code: E0629