Automatically turn ON / OFF - Built-in light sensor and CDS, the IR illuminator will automatically turn on at night【available light lower than 10LUX】 and turn off at daytime【available light higher than 10LUX】. | Waterproof IP65 Housing - High quality aluminum case and reinforced glass structure, ideal for both outdoor and indoor use. | Wave length 850nm Infrared light - The beam lights is INVISIBLE to naked eyes but give a red glow. | Easy to Install - The lamp came with a U stander, it can be installed directly with screws on the rods or mounting surface through the stander holes. | Greatly Improve the performance for night vision cameras - Low power dissipation, long life LEDs. The IR illuminator will help producing better image at night and darkness. Best work with IP cameras and CCTV cameras.