The Enduro Headlamp is ultralight and super comfortable. It features an impact-resistant housing with unbreakable polycarbonate lens and is o-ring sealed for waterproofing. The C4 LED technology is impervious to shock, while the soid state power regulation provides meximum light output. The Enduro also has a push-button swtich with two modes: 1- low; 2- high and intragted hatclip. It includes two AAA alkaline batteries and integraged rubber/elastic headstrap.