Easily Maneuvers and Negotiates Obstacles Both Inside and Outside Home.18 Inch Wide x 16 Inch DeepMaximum speed of 4 mph with a turning radius of 36 inches.Adjustable height back 17 - 19 inch provides comfort and support. Overall Length 47 inchOverall Width: 24.5 inch. Features MK5 NX electronics. Batteries Not IncludedUses two U1 Batteries, Item # ISGU1BAT sold separately. Charger type: off board. Overall Weight: 9 LbsWeight Capacity: 250 Lbs.Warranty: 3 Years on Frame, 1 year on Motor and Electronics.