JETBeam E3S R4 Stainless Steel LED Flashlight Survival Direct access to minimum and

Direct access to minimum and maximum brightness modes

Developed in conjunction with the U

Although there's no surefire way to become a survivor

Monitor your real-time and average heart rate

JETBeam E3S R4 Stainless Steel LED Flashlight Survival Direct access to minimum andThe E3S from JETBeam is an updated version of their popular E3P model. The E3S has a significantly slimmer and lighter body, while still keeping the classy and elegant look perfect for customers that do not like the tactical look so prevalent in the flashlight world. The LED has also been upgraded to a cutting edge CREE XP G R4 LED. LED source: CREE XP G R4 with lifespan of up to 50,000 hours Two brightness levels High (155 lumens, 1 hour) and Low (23