Cateye Orb [SL-LD160-R-BE] User manual

Hello! I have reviewed the user manual for the CATEYE ORB SL-LD160-R-BE bike light. This document includes instructions on installation, operation, safety precautions, and warranty information. The light has multiple flashing modes and is designed to be water resistant. I'm ready to answer your questions about the device.
What type of batteries does the device use?

Is the device waterproof?

What should I do if the light or parts get dirty?