Black Diamond Astro 300 Headlamp

Color: Azul
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This simple yet versatile, 1-lens, 1-switch Black Diamond Astro 300 headlamp throws 300 lumens and can run on alkaline batteries (included) or a rechargeable lithium-ion battery (not included).

Location Image of color Azul
Location Image of color Azul


  • Dual-fuel design allows you to power the headlamp with 3 AAA alkaline batteries (included) or the rechargeable BD 1500 lithium-ion battery and charger (not included)
  • Brightness Memory allows you to turn the light on and off at a chosen brightness setting without it reverting back
  • Settings include full strength, dimming and strobe
  • Outputs 300 lumens on max setting, 150 lumens on medium and 6 lumens on low
  • Digital lockout feature prevents accidental use when stored in a pack or pocket as a backup
  • IPX4 stormproof protection rated to withstand rain and sleet from any angle—perfect should you be caught in a downpour


View the Black Diamond Astro Product LineView all Black Diamond LED Headlamps

Technical Specs

Best Use


Bulb Type


Bulb Detail

White LED

Beam Type


Max Light Output (Lumens)

300 lumens

Light Output

High: 300; medium: 150; low: 6 lumens

Max Beam Distance (m)

55 meters

Beam Distance

High: 55; medium: 35; low 8 meters

Brightness Levels




Average Run Time

High: 4; medium: 8; low: 140 hours




3 AAA alkaline (included); also compatible with BD 1500 mAh rechargeable (not included)


4 x 3 x 2 inches

Water-Resistance Rating


Weight With Batteries

2.65 ounces

139 reviews with an average rating of 4.7 out of 5 stars

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