ND filter specially designed for 3 Pro drone; The ND filter can prevent excessive exposure, so that the picture has a proper motion , and the luminosity changes continuously with the rotation of the lens, making the picture more comfortable and ; The multi-layer coating light reduction process is adopted to restore the most real color; Snap-type quick disassembly design, the lens will not be damaged during installation; Light weight, high-precision fit, will not affect flight performance. Type:filter Colour:Black Material:aluminum alloy + optical glass Package Contents: 1 * ND8 Filter 1 * ND16 Filter 1 * ND32 Filter 1 * ND64 Filter 1 * Cleaning Cloth Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.