Night vision infrared IR LED Board for NoIR rapsberry pi camera module Light board dimensions: outside diameter is 53mm, the lens aperture is 19mm Input voltage: DC9V-12V Current: 260mA-1200mA The number of infrared light: 3 super power lights Infrared Power: 2.5W View angel :90 degree IR wavelength 850 nm Suitable for lens with 3.6mm focal length