Black Diamond Astro Headlamp With a sleek, modern housing and incredibly bright 150 lumens, the Astro is an affordable light that's burly enough for any mountain pursuit and compact enough for backup or emergency use. A compact yet powerful headlamp that's small enough to bring just in case, but bright enough to light the way down unexpected rappels and dark trails, the Black Diamond Astro Headlamp features a sleek, modern housing and 150 lumens of power. The Astro's dimming and strobe modes let you customise the lighting to your needs, and the highly weather-resistant housing shrugs off rain and snow. Brightness memory allows you to turn the light on and off at a chosen brightness without reverting back to full power. The headlamp is also stormproof which means it withstands rain and sleet from any angle so you can use it in a plethora of conditions. The Astro uses three AAA batteries.
