Coghlan's - 0.5 Watt LED Headlight 0841

Powerful NichiaTM 0.5W LED light provides a focused and clean beam of light. Adjustable inclination and head strap. DC-DC regulator maintains maximum light output throughout the entire battery charge. Water resistant. Batteries included. Battery life: 9.5 hrs; 33 hrs Flashing. We do not recommend using rechargeable batteries in this item.