5.25" overall. Tailcap switch. Water resistant. SOS strobe. Impact resistant. Anti-roll design. Clip. CREE XP-L HI V3 LED. Tactical Strobe Ready tail cap switch. Four modes: High (820 lumens, 1h runtime), Mid (250 lumens, 8h 30m runtime), Low-2 (140 lumens, 11h 45m runtime), Low-3 (40 lumens, 17h runtime). 286 meter beam distance. Good for law enforcement or tactical use. Requires 1 18650 battery (not included), or 2 CR123A batteries (not included). Black nylon pouch. Aluminum construction. Color: Black. Boxed with hanging tab.