Compatible with for 9 10 11 12:This variable ND filter is compatible with for 9 10 11 12. It helps you easily handle outdoor light conditions, from overcast to bright , and control amount of light that enters your camera lens to avoid overexposure. Variable & Precise Light Control:Simply rotate to exact marked stop to achieve desired light reduction level for accurate exposure control and capture moving subjects with expressive motion blur effects. Quick & Secure Attachment:This filter quickly threads onto camera and stays firmly in place during any sport activity, whether it is surfing, hiking, mountain climbing, or biking. Multicoated HD Optical Glass:Multiple oleophobic and scratch coatings on both sides of HD optical glass excellent optical performance and effortless daily cleaning. Slim Aluminum Alloy Frame:Precision CNC machined aluminum alloy frame is yet robust, ideal for outdoor photography and videography on move.<br><br>Due to different batches, there may be differences in product appearance, color, and printed text, which not affect use. Specification:ND4-ND32 Color: As Shown Material: Optical Glass + Aluminum Alloy<br><br>Package Contents: 1 * Variable ND Filter<br><br>Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.