Will the Xiaomi Induction Cooker Lite experience dry heating if no pot is placed on it and can the silicone ring of the Xiaomi Induction Cooker Lite be removed?

No, if no cookware is placed on the induction cooker, the product will detect the absence of cookware and provide a prompt through flashing indicator.
The silicone ring can be removed for cleaning after use.
Note: 
Be sure to cut off the power to ensure that the induction cooker has stopped operating. Wait for the device to cool down before performing the following operations to prevent burns.