The Everlight 19-21/BHC-AN1P2/3T is a light emitting diode (LED) with a blue wavelength range of 464.5 to 476.5 nm, a brightness of 25 to 80 millicandelas per square meter, a surface mount package size of 1.6x0.8x0.8 mm, and compliance with RoHS (Restriction of Hazardous Substances Directive) regulations. This LED is specifically designed for a range of applications including LED lighting and general illumination, small displays, indicators, sensors, and backlighting.