Fixture manufacturer: OPPSK
Fixture model: 2 Pack 90W 60LEDs RGB Dimmable Stage Lights
preferred 7 channel
PDF manual found here:
https://m.media-amazon.com/images/I/A1TAc-flGSL.pdf
additionally manual located on amazon product page:
https://www.amazon.com/LED-Stage-Par-Lights-Lighting/dp/B0C5J219LT?th=1