The Astro 300 is a fuss-free head torch ideal for weekend camping trips and everyday use at home. Delivering 300-lumens of brightness, you can switch between full, dimmed, and strobe settings to best fit your activity. Enhancing versatility, the Astro has a Dual-Fuel design. You can run it off the supplied AAA batteries or pair it with Black Diamond's rechargeable Lithium-Ion battery (sold separately).