Petzl  E28P MYO 5 Headlamp 4 hour burn time Xenon bulb - up to160 hour burn time for the 5 LEDs which also have three brightness settings Lightweight, compact, and extremely versatile this one light can do it all. Switch lock mechanism prevents the light from draining your batteries when stored Tilting head mechanism allows you aim the light where it is needed most Spare Xenon Halogen bulb included with headlamp. Water resistant - won't short out even if submerged End Of Series