Download the 1900x002 datasheet PDF.
This datasheet also covers the 1900x001 variant, as both devices belong to the same (1900x001 - 1900x003) led family and are provided as variant models within a single manufacturer datasheet.
Note: The manufacturer provides a single datasheet file (1900x001_CMLInnovativeTechnologies.pdf) that lists specifications for multiple related part numbers.