【Automatically ON & OFF】Built-in light sensor, the CCTV ir illuminator will be automatically turn on at night or the light is lower than 20 lux and turn off at daytime. For 850nm LED infrared light, after power is on, if you look straightly at the lens of ir illuminator, you could see the faint red glow on each led, but YOU COULD NOT SEE any light emitted from it | 【IP67 Dustproof & Waterproof】Rated with IP67 dustproof & waterproof, AUTENS infrared illuminator is ideal for both outdoor and indoor use. Made with high quality aluminum frame and reinforced glass, our ir illuminator is more durable than other ir infrared light | 【Wide View Angle】Built-in 6 pcs high power LED array lights, wide view angle. For same quantity of LEDs, when the LED view angle is wider, the IR distance will be shorter. The CCTV ir illuminator helps producing better night vision image, best work with wide angle IP cameras and CCTV cameras. Greatly improve the performance of night vision cameras | 【Package & Tips】You'll get a full package includes AUTENS IR infrared illuminator and 12V/1A adapter. Tips: Please make sure that your camera is working with 850nm ir light. The practical IR distance and view angle would be finally influenced by the focal length of your camera lens. Please check with our specification chart carefully before buying | 【Buy with Confidence】If AUTENS ir infrared illuminator don't achieve your expectations or not 100% satisfaction, we are able to offer you a hassle-free money back guarantee of complete satisfaction within 30 days, when you can get a replacement or full refund. If there's anything we can help, please feel free to contact us and we promise to reply in 24 hours