Activate this ultra light penlight from EMI by depressing the tail cap switch. It runs on two AAA batteries (included) and has a pocket clip. A convenient pupil size gauge is imprinted on the side. This essential EMS pocket tool is available in three striking colors from EMI, your source for all the gear you need to get the job done.

Specifications and Features:
Tail cap activation switch
Pupil gauge
Pocket clip
Runs on two AAA batteries (included)
Black