NW Survival Tactical Flashlight is a must have for anyone who goes camping, fishing, hunting, or just wants to be prepared for when the lights go out. Each tactical flashlight includes zoom ability on 5 lighting modes: High, Medium, Low, Strobe, and preprogrammed SOS with the tap of a button. The tactical flashlight is powered by (3) AAA batteries (not included) giving you the ability to keep this device stored without the need to recharge batteries. With a bulb life of 100,000 hours you won’t be replacing this flashlight anytime soon. Survival flashlights are the ultimate survival tool and can handle the most extreme weather conditions.