JUNESTAR 4 in 1 Proffesional 37mm Lens Filter(CPL + UV + ND2-400 + Star 8) for GoPro & Xiaomi Xiaoyi Yi Sport Action Camera Tag-iPad Air 1 (2013) Square interface (first generation) female

Square interface (first generation) female to square interface (first generation) male interfaces

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2) Big stores

This product is small and strong

Filter diameter: 67mm in diameter

JUNESTAR 4 in 1 Proffesional 37mm Lens Filter(CPL + UV + ND2-400 + Star 8) for GoPro & Xiaomi Xiaoyi Yi Sport Action Camera Tag-iPad Air 1 (2013) Square interface (first generation) femaleFeatures 1. 100% brand new and high quality. 2. 4 in 1 big pack: CPL filter + UV filter + ND2 400 + Star 8 in one pack. 3. Suitable for GoPro or Xiaomi Xiaoyi Yi sport action camera. 4. The filter could limit the reflection from non metal surface such as water and glass windows. Using the filters, the colors shall become brighter and clearer and the contrast shall be strengthened. 5. Filter Diameter: 37mm. 6. Material: glass, plastic. Specification: