Works as it should - NcSTAR Gun Accessorie - Pistol & Rifle Laser With Weaver Base APRLS

I think you probably get what you pay for, works good enough for me when used on a pistol, I do not think it would work that great on a rifle.
Pros: Easy to mount
Cons: Dot becomes large in a short distance

This review was written in the old system and had content requirements that are different than reviews written today.