The CPL filter is suitable for 70mai model1S M200 M300 Dash Cam. (It's designed for the front cam, fit for the diameter 18.9mm lens.) | Protect camera lens from fingerprints, scratches and dirt destroying. | Reduce reflections and glare Reduce reflections and glare from glass, metals or shiny surfaces that would damage image quality, this works in the same way as polarized sunglasses. | Make colors more saturated. It can be used during day time and at night. | Kit Includes: 1* CPL filter

The CPL filter is suitable for 70mai model A800 A800S Dash Cam. (It's designed for the front cam, fit for the diameter 17.3mm lens.) | Protect camera lens from fingerprints, scratches and dirt destroying. | Reduce reflections and glare Reduce reflections and glare from glass, metals or shiny surfaces that would damage image quality, this works in the same way as polarized sunglasses. | Make colors more saturated. It can be used during day time and at night. | Kit Includes: 1* CPL filter