Hi @DebiMW,
Thanks for posting in the Roku Community! We are glad to have you here.
We are here to provide you with further details about the compatible microSD card for your Roku Floodlight camera. Please check the details below.
All Roku Smart Home cameras support micro SD cards up to 256GB, except for the Outdoor Camera SE. The Outdoor wireless camera and its base station are limited to cards ranging from 8GB to 32 GB.
For reference, please visit our Roku support article: How to install a micro SD card in your Roku Smart Home Camera
We hope you find this information helpful.
Cheers,
Riamie
Riamie D.
Roku Community Moderator