DetailsBeamer 1 + Blinky 3:~ Beamer 1 features: Intense eXtreme 2.0 LED. Engineered lens puts the light where you need it. Up to 100 hours of run time on 2 AA batteries (included). Blinky 3 features: 3 super-bright LEDs and built-in parabolic lensing provides visibility up to 1 mile. Up to 200 hours of run time on 2 AAA batteries (included).