Holosun Infrared IR Collimated Laser Sight w/ QD Picatinny Rail Mount – LS117IR. Holosun Infrared IR Collimated Laser Sight with QD Picatinny Rail Mount – LS117IR. The Holosun LS117IR is a reliable infrared laser aiming device designed for tactical applications. Built with a durable 7075-T6 aluminum housing, this laser module is lightweight yet resilient, making it ideal for rigorous use in various environments. It features a quick-detach Picatinny mount for rapid attachment and detachment, ensuring versatility and ease of use. Equipped with a Class 2M IR laser, the LS117IR offers enhanced aiming precision and is powered by a single AA battery, supporting two brightness levels for optimal performance in low-light conditions. Laser Type : Class 2M Infrared laser. Construction : Rugged 7075-T6 aluminum housing. Water Resistance : IP67-rated for reliability in wet conditions. Mounting : Integral quick-detach (QD) Picatinny mount. Power Source : Single AA battery for convenience and compatibility. Remote Activation : Includes remote tape switch for easy, hands-free operation. Ideal For: Holosun Technologies designs quality laser aiming devices and optics tailored to the needs of hunters, law enforcement, military personnel, and shooting enthusiasts. The LS117IR offers military-grade durability and performance without the military-grade cost, delivering value and efficiency for professional use. What that means is if you order. It depends on where you live.