features:<br />- perfectly fit for dji phantom 4 pro drone.<br />- the neutral density filters enable slow shutter speeds to be used， especially with  films， to record movement in subjects such as waterfalls， clouds， cars， seas， etc. <br />- nd16 light transmission rate of 1/16， equivalent to about 4 shutter speed effect.<br />- multi coated， anti reflection to shoot more beautiful photos.<br />- tempered glass to anti scratches， protect your camera lens well， more durable.<br />- waterproof， anti-oil and dust-proof.<br />- come with a custom plastic sponge storage box to protect the filterdamage. <br /><br />specifications:<br />material: tempered glassaluminum alloy<br />compatible: for phantom 4 pro<br />filter model: nd16<br />color:medium gray<br />diameter: 30mm/1.18"<br />thickness: 10mm/0.39"<br />case sizel*h*w:6x7x1.2cm/2.36x2.76x0.42"<br />package sizel*h*w:6.2x7x1.3cm/2.44x2.76x0.51"<br />quantity: 1pcs<br /><br />packaged included:<br />1 x filter lens