Burris AR-SPIR 600MW LED Illuminater Black Features: - IR LED-based Eye-Safe Illuminator. - Collimated beam out to 1000+ meters. - Focusable between 2 to 30 degrees for extreme versatility for CQB to ultra long range functionality. - Superior beam quality significantly enhances night vision performance (Gen 1 acts like Gen II, etc.) - No NVD wash out or blooming. - CR123 Lithium battery. - Handheld or Weapon Mounted. - 600 mW IR LED illuminator on High, 300 mW on low. - LED illumination is virtually invisible to the naked eye. - Push button and remote cable switch activation. - Seven inch remote cable pressure pad switch. - Quick release mount (throw-lever). - Automatic adjustment to over/undersized rails. - Non-destructive to MIL-STD-1913 rails. Excellent Point-Of-Aim retention.