Neewer&reg; for DJI Inspire 1 Professional Photography Filter Set, includes: (1)Polarizer Filter+(1)ND4 Filter+(1)ND8 Filter Made of High Definition Glass The filter set includes: (1)Polarizer Filter + (1)ND4 Filter + (1)ND8 Filter. Note: * Only compatible with DJI Inspire 1. * DJI Inspire 1 camera NOT INCLUDED! Polarizer filter helps reduce glare and improve image contrast/saturation. ND4 filter and ND8 filter effectively reduces the amount of light coming into the sensor without affecting the color, allows wider apertures and longer exposure time and helps to avoid overexposed photos. Made of high resolution glass for razor sharp images and videos. Lightweight aluminum frame, easy installation and removal.