Nexus Spirit Cushion 20 x 18 (Actual size 20 x19 1 2 ) Hydrotherapy Battery Module * Optional Accesorie Oral Supplement Encala Unflavored Battery Module * Optional Accesorie for the following items: CHAT2763 CHAT2786K CHAT2760K CHAT2788K CHAT2793K CHAT2797K CHAT2791K CHAT2795K * 75 Seat Height: 18 22 Actual chair size 20 x 18 * Combines the stability of a contoured foam base with the therapeutic care for which Roho Dry Flotation cushions are known * Contoured foam base is designed to allow for increased stability for transfers and provides exceptional positioning of the pelvis and lower extremities * Includes: Nexus SPIRIT cushion 2 way stretch cover hand inflation pump repair kit and operating instructions * HCPCS Suggested: E2622