... angle can be 30 degrees changes from the vertical centerline,360 degrees freely adjustable in ... on different heights of the plane.5.Solid shooting , avoiding getting the foggy pictures taken by hand.6 ... you are adjusting the angle .5.The sizes and weights of bottles decide the stability of the camera, when ... it with water, sand, etc., or the replace the bottle with larger bottles.6.Kindly Recommend to ...