Besign LT05 Adjustable Latop Table, Foldable Lap Desk for Reading and Writing Height Adjustment: Easy Adjustable 5 Height Positions from 10” to 13”. Pull up--Pull out the table footing to your desired height and it will be locked automatically without taking any further action. Pull down-- Press the lock button and press the table gently to the desired height, then release the lock button, it will be locked automatically. Angle Adjustable: 0°-36° angle adjusting without a pause. Hold and press the two sides lock button at the same time, you can easily adjust the slope of desktop; adjust to the appropriate slope, then release the two side lock button to lock it down. Easy Carry and Storage: Retractable legs could fold below the table for easy storage and carry. You could use it anywhere in your home or office. Tablet Groove & Storage Drawer: Built-in stand groove for supporting tablets and smart phones, and a storage drawer for pens and glasses. Anti-slip Baffles for laptop and mouse Laptop baffle could stop the laptop to be slided when you use the table in different angles during operation. Mouse baffle provides a comfortable support when you use it with mouse. Specification: Size: 20.8”x11.8”x0.4” (530x300x10mm) Height Adjustment: 10” to 13” Tilt Angle: 0° to 36° Material: Aluminum Alloy, MDF, Plastic Tablet Groove & Storage Drawer Support: Up to 17” Laptop