Armasight XLR-IR850 Detachable X-Long Range Infrared Illuminator with IRDS Adapter 115 for Dark Strider, Rechargeable Battery, and Charger High power 1000 mW IR-emitting diode Fits Dark Strider Night Vision Binocular Wide range beam angle adjustment 4 to 35 degrees Invisible to human eye and eye safe Ideal for extreme, low-light conditions