It's hard to imagine a company selling something like this. They are completely unsuitable for their purpose. The threads are the wrong pitch for the camera mount (at least on every camera I've seen in the US).
π· D-Link Outdoor Security Spotlight WiFi Camera with Day and Night Vision, Built-In Smart Home Hub, Full HD Surveillance Network System (DCS-8630LH-US) in White
12 Review
Wasserstein Solar Panel 13 1Ft Compatible Camera & Photo and Video Surveillance
11 Review
TP-LINK Tapo C310 security camera white
30 Review
Blink XT/XT2 Camera Wall Mount Bracket - 360Β° Adjustable for Indoor/Outdoor Use - 3 Pack
11 Review