Lots of Aqara stuff on a small end of year sale, 15 - 25% off depending on the model.
These are Zigbee and most will work with a smartthings/Aeotec hub but may require a custom edge driver. Research first to make sure the model you are choosing is compatible.
The cameras and hubs are not presently compatible with SmartThings. That may change in the future for the hubs that will get Matter support, but we’re not there yet. And I don’t expect to see the cameras integrate with ST.
The following is a good place to start your research: