Introductions:This is a portable and versatile folding computer desk that can be placed on a desk to be a standing desk, or on a bed or anywhere you want to use your laptop comfortably! You can also put books or tablets to free your hands.The foldable table legs can be rotated 360 degrees. Lock the position at different angles. Press the adjustment knob to adjust the angle. The knob has a scale for you to confirm the angle and adjust balance of the table. The legs are made of aluminum alloy, which is durable and flexible.