Martin Berkeley 4-pc Combo Black with White Top Tray Lamp and Desk Ht. Chair Folds away for easy storage. Tilt range: 0 - 40 Deg Table top dimensions: 42 W x 30D Height adjustment range in flat position: 32  53 Seat dimensions: 16 W x 15 D. Tray dimensions: 6.75 W x 31 L x 3.25 D (at deepest well) Backrest dimensions: 15 W x 10 H. Height range from floor to seat: 15 - 19