Olympia EX100 3 x AA CREE XP-C 100 Lumen LED Headlamp with Red Secondary LEDs Tactical It features a rechargeable battery

It features a rechargeable battery which can be charged while in the body

 to protect from improper battery installation

Underneath its low-profile exterior

as well as the intelligent and easy-to-use user interface

one 2000mah cell would

Olympia EX100 3 x AA CREE XP-C 100 Lumen LED Headlamp with Red Secondary LEDs Tactical It features a rechargeable batteryThe EX100 headlamp by Olympia has 100 lumens in the high mode and has many features. This headlamp is lightweight and includes a red rear LED light on the battery case for safety indication making it a great solution for activities such as running, cycling, skiing and more. It is powered by a Cree XP C LED bulb, has four lighting modes and is water resistant. The headlamp also comes equipped with focus control allowing you to illuminate one particular