Download the LTE-S3201-ZB-L datasheet PDF.
This datasheet also covers the LTE-S3201-ZB-L-Lite variant, as both devices belong to the same ir emitter and detector family and are provided as variant models within a single manufacturer datasheet.
Note: The manufacturer provides a single datasheet file (LTE-S3201-ZB-L-Lite-OnTechnology.pdf) that lists specifications for multiple related part numbers.