Type I, Style 1, Subtype E, 2 D cells, rough service, waterproof light with switchguard.
Features:
Meets government waterproof standards
Includes spare bulb and holder
ABS body
Recessed Ring Hanger
3 position black oxide brass switch
Heat resistant
Corrosion resistant
US Mil-Spec: MIL-F-3747
NSN: 6230-00-270-5418