Adventure Lights Guardian™ Dual Function IR 52101 RUSH 100 Photochromic lenses use UV light

Photochromic lenses use UV light from the sun to activate

Housing Material Durable Aluminum Surface Finish MAO Adjustment per Click N/A W&E Travel Range N/A

And with 13L of capacity

You needn't worry about dirt affecting them either

+ Textured with Hogue's famous Cobblestone pattern for increased comfort and grip

Adventure Lights Guardian™ Dual Function IR 52101 RUSH 100 Photochromic lenses use UV lightThe Guardian is the lightest, brightest toughest light in its class. It features a compact design that is waterproof, extremely resistant to impact and visible from all directions (omnidirectional). The light has two operating modes: Flashing and Steady On which will last for up to 240 and 100 hours, respectively. There are a variety of accessories that can be used to attach the Guardian to users or their equipment. Comes with a MOLLE compatible Belt