The NITECORE NPL30 is a High Performance Universal Weapon Light powered by 2 x CR123A batteries (included) with ambidextrous activation to access the output of 1200 lumens. It is constructed from aero grade aluminum alloy with a weight of 130g (4.59oz) (Battery Included) and guaranteed by electronic reverse polarity protection to ensure safe and stable usage of the weapon light. Compatible with firearms with universal Picatinny Rails, it can help users identify the target in low light environments.