Police Security's Twin Power 800 Lumen LED Headlamp

800 LUMENS/80 M BEAM DISTANCE/17 HR MAXIMUM RUNTIMEPolice Security’s Twin Power® 800 Lumen Headlamp is a groundbreaking, patent-pending technology that redefines traditional Dual Power functionality. Simply toggle between alkaline and rechargeable battery sources with the touch of a button, ensuring uninterrupted illumination whenever you need it. The built in rechargeable battery is housed in the head of the headlamp and the rear battery cartridge holds 3AAA batteries. With this innovative design, you'll never face the dilemma of drained power.  Twist focus and comfort adjust straps make this headlamp versatile for a variety of hands-free uses. Functions: High/Low/Night Vision Light Output Rechargeable: High -800 Lumens; Low 200 Lumens Light Output Alkaline: High - 410 Lumens; Low 100 Lumens Run Time Rechargeable: High – 2.5 Hour; Low - 4 Hours Run Time Alkaline: High - 3 Hours; Low – 13 Hours Beam Distance Rechargeable: High - 80 Meters; Low – 50 Meters Beam Distance Alkaline: High