1Functions: ND filter can prevent overexposure, resist scattered light, reduce shutter speed, increase color saturation to make the picture more transparent and bright. The number after ND stands for light reduction capability. 2Optical Glass: The lens adopts optical glass, high definition grinding treatment, high light transmittance. With the coating process of light reduction, there is almost no color cast. 3Multi Layer Coating: Double sided multi layer nano coating process, the lens has properties of waterproof, oil proof, anti fouling and scratch resistant. 4Lightweight: The product is compact and easy to carry, with a storage box, which can be placed in a pocket or a backpack for carrying. Suitable for DJI Mini 3 Pro. 5Applicable Models: Suitable for DJI Mini 3 Pro. Realize fog like flowing water, night light trail and other blockbuster effects, bringing more exposure methods and space.1 x ND Filter1 x Storage Box