Features 850nm Eye-Safe IR Laser, 850nm IR LED Illuminator, High and Low Output Modes, Quick-Release Picatinny Rail Mount, Anodized 6061-T6 Aluminum Housing, Waterproof and Submersible to 16′, Pre-Drilled Accessory Mounting Holes, Runs on One included CR123A Battery, Activation and Low-Battery Indicators, Made in USA. Designed as an invaluable tactical tool for covert and night operations Steiner Optics’ DBAL-I2 Infrared Aiming Laser with IR LED Illuminator is a durable yet compact device that combines an infrared aiming laser with a powerful IR illuminator. Its 850nm infrared laser is visible with NVDs up to 273 yards away and its illuminator beam is adjustable from a tight 2? spot for target designation or it can be opened up to 30? to flood a large area to make staging or navigation easier using NVDs.A rear-facing rotary selector switch enables the operator to quickly choose the output – IR laser or IR illuminator – and intensity to suit the targeting task. The laser system runs on a single CR123A battery with a max runtime of about 3 hours.