Ultra-compact, lightweight headlamp features a visor clip that attaches to your hat or coat lapel and expands the ways you can wear it. Features: Unbreakable polycarbonate lens C4 LED technology, impervious to shock with a 50000 hr lifetime Solid state power regulation provides maximum light output throughout battery life Push button switch - 1st mode = low, 2nd mode = high on/off IPX7 - water proof, all openings o-ring sealed 2 m impact-resistance tested Integral hatclip attaches to brim of cap Packaged with batteries and integrated rubber/elastic headstrap