HF4R Core HeadlampLedlenser HF4R Core headlamp is a slim, lightweight, and waterproof base model for everyday use when you need a basic headlamp for camping or taking your dog for a walk. It has two separate light sources for close and far range illumination as well as a separate red light to preserve your night vision. The stepless tilting lamp head and the integrated battery provide maximum flexibility. When reading in your tent, you can tilt the light to where you