SomoBoat Tactical Pressure SwitchProduct FeaturesModular Weapon Command & Control System, Mounts directly to any industry standard rail, No third party rail adapters are needed, keeping the weapon lighter and sleeker. It features two onboard buttons and two accessory leads. It is the most low profile, most secure, and most durable control station on the market. Welcome to the Modern Battlefield. Mode(s): NGAL LA23 VIS Override, Momentary, Constant On