Feit Electric 6in. RGBW Recessed Downlight Light
Model reference: LEDR6/RGBW/AG
You will need to fast-powercycle it twice to get it into fast flash mode. I power cycled it 5 times, and it did a slow flash (every 2sec), then power cycled it again 5 more times, and it does a fast flash (every half second) for tuya-convert.