●Air 3 ND filter set: specially developed for the DJI Air 3, 4 pieces: ND8, ND16, ND32, ND64 filter, this filter set meets your all-day requirements ●ND filter function: this filter set slows down the shutter speed by 3/4/5/6 aperture. You can use the ND filter for better control of shutter speed if you need to maintain motion blur for videos or long exposures for photos ●Multi-coating: made of high-quality Japanese AGC glass with 28 layers of nano coating to reduce reflections, waterproof, scratch-resistant, mould and oil resistant to ensure high-resolution images ●Blackened surface: the filter surface is painted black to minimise reflections and reduce the impact on the image ●GimbalSafe: the weight of the filter has been rigorously tested and does not affect the gimbal, easy to install, fits well for gimbal, robust and firm