Description: brand new and high quality. Feature: Made of high-quality optical glass material, durable, firm and stable for us to use. Neutral Density Filter is specially designed for for Mavic Mini Drone Camera. Great for portraiture and outdoor scenes in strong sunlight. Reduces the amount of light reaching the film without affecting the color. Applies slow shutter speed under strong sunlight exposure. Allows wider apertures, effectively decreasing depth of field. This filter reduces the amount of light coming into the sensor. It gives you the freedom to create your own work by allowing more control of the camera's aperture, exposure for time and sensor sensitivity settings. To enable slow shutter speeds to be used, especially with fast films, to record movement in subjects such as waterfalls, clouds, for cars, seas, etc. To decrease depth of field by allowing wider apertures to be used, which helps separate subjects from their background. To decrease the effective ISO of high speed film and allow it to be used outdoors in blight situations. To allow cine and video cameras (which have fixed shutter speeds) to film subjects such as snow, sand or other bright scenes which would normally cause over-exposure Filter only, other accessories demo in the picture is not included! Specifications: Item Type: Filter Material: Optical glass Package Size:89x51x25mm/105x89x25mm Color: Black Compatible Models: for Mavic Mini Drone Camera Quantity: 1 Pc Note: Transition: 1cm=10mm=0.39inch Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes:(Optional) 1 x Camera lens filter(other accessories demo in the picture is not included.)