The Dreame D20 Pro Plus also works without Wi-Fi, but only to a limited extent. You can start it directly on the device and it cleans and navigates independently, but all smart functions such as app control, map editing, no-go zones or updates are not available without Wi-Fi.
As this is still a very new product, the accessories are unfortunately not yet available from us. However, our purchasing department is always endeavouring to organise the necessary accessories as quickly as possible.
We currently only stock the following accessory set, which contains suitable dust bags for the Dreame D20 Pro Plus robot hoover: Roboparts accessory set for Dreame D20 Plus