Princeton Tec Yukon HL Hybrid LEDThe first of its kind LED hybrid headlamp. The Yukon HL employs the advanced technology of a state of the art, one watt LED and three high output five millimeter LEDs. When you need extreme brightness and distance that rivals the high output typical to incandescent halogen and xenon bulbs, flip on the one watt LED. With the quick press of a button, you can switch to the three LEDs, configured in a unique triangular design for when you require long