40.5mm ND Fader Neutral Density Adjustable Variable Filter, ND2 to ND400 Filter Filter-Mini Camera Waterproof level: not waterproof

Waterproof level: not waterproof

Compatible with Samsung:  D371

Poco M7 Pro 5G

Working humidity: 10% to 90% RH does not condense

motion detection video

40.5mm ND Fader Neutral Density Adjustable Variable Filter, ND2 to ND400 Filter Filter-Mini Camera Waterproof level: not waterproof1. Offers ND2 ND400 neutral density. 2. Smooth rotating to desired density. 3. ND filters (Neutral Density) reduce the amount of light reaching the film without affecting the color. Can be used to enable slower shutter speeds. Also can be used to better separate subjects from the background by allowing wider apertures, effectively decreasing depth of field. Great for portraiture and outdoor scenes. 4. Slim profile design. Thin filters are essential