No, you must have a Wyze Cam v3 installed.
Wyze Cam Floodlight comes with a pre-installed Wyze Cam v3, which controls the floodlight. You cannot use the floodlight without a Wyze Cam v3.
Wyze Cam Floodlight is not compatible with Wyze Cam v1, v2, v3 Pro, or Wyze Cam Pan v1/v2/v3.