Petzl's E72 P Hybrid waterproof headlamp: halogen/14 LEDs and CONSTANT LIGHTING technology. Durable and waterproof, the DUO LED 14 headlamp has two light sources: one with a halogen bulb for focused distance lighting, and one with fourteen LEDs for flood beam proximity lighting with three lighting modes. It is comfortable and simple to use, thanks to its locking switch.