Seamless Compatibility: Designed specifically for 3, this Magnetic Variable Filter adjusts light intake effortlessly from overcast to bright , ensuring optimal exposure and image quality in varying lighting conditions. Precise Exposure Control: Achieve the perfect exposure level with clear markings, capturing every moment with exceptional clarity and motion blur, even though maximum aperture settings may cause an X black . Quick Magnetic Attachment: Change filters in just a second with the magnetic design of this filter, ensuring a secure attachment during dynamic scenarios such as sports or when switching orientations, enhancing both convenience and reliability. Enhanced Optical Quality: Equipped with multi-layered coatings on HD optical glass, the filter offers scratch resistance and oil-proofing, maintaining high optical quality in harsh environments. and Design: The ultra-slim aluminum frame is precision machined to fit your gimbal perfectly without affecting calibration or storage. Its nature makes it ideal for carrying and using in various outdoor photography and videography projects. Specifications Hign-concerned Chemical:None Electric:No Photography Accessories Type:TOOLS Package:Yes Material: Aluminum alloy + glass Color: As shown (The product appearance and printed words depending on the batch, but this does not affect use) Package Contents: 2 x filters 1 x tempered glass film 2 x lens cleaning cloth 6 x dust removal stickers 1 x Multilingual manual 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.