Well I received my DBAL-A3 900 aiming device and it got it out of the box and read the directions. I got it all hooked up, but the day-time green laser was nonfunctional. So I sent it back to Seiner, and the folks there said they could fix it. It's been several weeks now, and they still haven't returned it! Needless to say, I'm less than amused. For such a pricey item, the service from Steiner could be better!! 🤬 7 months later I got it back