You did it back to front. Check the integrations page first then buy.
Fortunately you got lucky. Laserco smart stuff uses the Tuya platform.
So you can use the Home Assistant integration: Tuya - Home Assistant
Which is a cloud polling integration. i.e. if you lose internet - you lose control of the light.
Or you can try using Tuya Convert to put third party firmware on the light that works with home assistant locally (like ESPhome or Tasmota).
Check this thread, someone may have already done it and they like reports of Australian certified stuff that can be used locally or upgraded to do so: