Here is the ad - RGYV 4 Lens 360mW DMX DJ Laser Stage Light Club Party Lighting projector Show | eBay
The issue is that the yellow beam looks like a green and red right next to each other.
I tried opening up the case just now and the red diode is at fault I'm pretty sure. The other beams hit...
Got one of these on ebay for $125+$25sh.
It looks like to me that the red and green lasers that make up the yellow beam are not aiming and creating a red/green beam. Also, seeing videos of the unit on youtube, I think that perhaps the lenses aren't lining up with each other like intended to...