Black Diamond Astro 300 Headlamp Blinded by the Light Simple yet strong, the Black Diamond Astro 300 Headlamp is perfect to keep in your bag for spontaneous adventures. With 300 lumens of brightness, it you can navigate narrow canyons or enjoy night-time trail runs with ease. The versatile Dual-Fuel feature allows you to use rechargeable or AAA batteries. It's weather-resistant and has a variety of light settings to handle any condition so you can stay safe and keep on moving. Features300 lumens of light power"Dual-Fuel"" compatibility: can use rechargeable or AAA batteries Customizable light intensity with dimming and strobe modes Adjustable headband to keep the light where you need it IPX4 Stormproof MFG#: BD6206740004ALL1SPECIFICATIONSIntended Use Hiking, Everyday Lumens High 300Weight[AAA] 75g / [BD1500] 69. 5g Battery Compatibility3x AAA / BD1500Max Burntime4-12 hrs on High/Med Weatherproof IPX4 - Rain and sleet proof Light Modes Dimming, Strobe Max Visibility Distance High 55m / Med 35m / Low 8m Additional Specs Batteries Included | Black Diamond | Astro 300 Headlamp