Arc'Teryx Aerios 7 Daypack Backpack - Black G10 It uses two versatile AA

It uses two versatile AA batteries and maintains balance between high output and long runtime

Attaches to Metal Surfaces

Output and Runtime: Turbo: 360 lumens / 30 min

levels190lm(1h)-85lm(3h)-38lm(8h)-15lm(20h)-6lm(50h)

• Three levels of brightness

Arc'Teryx Aerios 7 Daypack Backpack - Black G10 It uses two versatile AADesigned for hitting the trails hard and fast, this lightweight body hugging pack comfortably carries hydration bladders, essential nutrients, and a light shell. Featuring our AeroForm backpanel for maximum airflow and comfort, a modular bungee system for compression or cargo hauling expandability, and a modular waist belt that can be positioned higher on the abdomen for superior bounce control. Technical Features Highly breathablemaintains comfort