The Aimpoint Acro P-2 is the next generation in the Acro series with an optimized technology. With the new battery size of CR2032 and new diode technology the Acro P-2 will last for 5 years of continuous use on setting 6/10 (daylight setting). The new design of the Acro P-2 makes the system submersible to 35 meters (115 feet). The new LED gives you a brighter 3.5 MOA dot. The Acro P-2 can be mounted on a wide range of weapon platforms in combination with different mounting solutions developed especially for this small red dot optic. It can be used as a backup sight for magnifying scopes, personal defense weapons, and any area where a small red dot system is applicable. It is trusted by law enforcement, military, hunters, and sport shooters alike. The rugged and reliable Acro P-2 is the smallest professional grade, enclosed red dot sight for pistols and other platforms. Features:Professional gradeVariety of mounting options (sold separately)CR2032 battery that will last 5 years of c...