This product is designed configured for infrared night vision systems, remote infrared lighting; with infrared cameras, black and white CCD camera or night vision systems for night and 24 hours, the surveillance cameras in all weather conditions, lighting, distance from a few meters to several kilometers. We also can help you develop a dedicated semiconductor laser light source based on the user's requirements (light wavelength, optical power, divergence angle, power supply, working conditions, shape, etc.), so you can in any environment, you can get the best monitoring results . Please call: 029-88726773 029-68581709 or 13002991883 13759936206 Contact ----- Wang Bei Wang, Tao with the same manager QQ: 931062422 361276915. Fax: 029-68581706 029-88726771 LU