1) the red holographic site featured a BDC style reticle with the dots on the vertical crosshairs.
2) the laser diode was visible when looking through the optic, tiny and red and near the floor, staring right at me when I looked for it
3) missing manufact sticker or serial number on the bottom
4) holographic site showed double vision , which I think is also called parallax
5) seller took it on a trade and was willing to sell it for cheap