Based on this product's specifications, here are some alternatives and similar models
Sunshade for DJI Mavic 3 / M3 — Sunnylife sun hood SB6798 compatible accessory
Summary description:
Sunshade designed for DJI Mavic 3 / M3 drones by Sunnylife (model SB6798). This accessory mounts over the camera area to reduce lens flare and glare during bright outdoor flights, helping improve image contrast and visibility on-screen. Practical for aerial photography and videography in sunny conditions, it is a lightweight, field‑use accessory compatible with the specified Mavic models.