Which phone models and filter is it compatible with? Compatible with iPhone 17 Pro and 58mm Threaded Filters. How to use with filters? Screw the 58mm filter onto the magnetic filter holder, then attach the magnetic filter holder to your iPhone's MagSafe ring or the magnetic ring on your phone case. Fine-tune the filter until it aligns with your iPhone's rear camera lens. How to remove the magnetic mount and filter? To remove the magnetic mount from your phone, slide the magnetic mount filter frame outward from the phone and easily detach the magnetic mount. Can other magnetic phone accessories be added? Yes, it supports expansion with other magnetic accessories, such as magnetic ring lights, magnetic tripods. It is not suitable for use while running or during vigorous shaking, as this may cause accessories to detach. What are the suitable scenarios for Variable ND2-32 filter? Outdoor bright light photography Slow shutter photography Portrait blur Visit the Store Visit the Store Visit the Store