2-Pack LED Motion Sensing Ceiling Light

Can these be used safely outside? Say under a deck?

Features say they are great for lighting up closets, pantries, stairways, sheds, porches and storage rooms.

Found the installation guide:
http://www.mrbeams.com/uploads/MB980-Usermanual.pdf

It says:
Durable, Weather Resistant: Tight seals and UV resistant material allow the Mr. Beams Ceiling Light to work in all weather conditions.