What Our Gearhead® Experts Are Saying:"I love the Joystick Mk17 for its lightweight design and focused beam that keeps trails fully visible. It’s the perfect helmet light for technical rides, and its 1150-lumen output means I can see every twist and turn ahead without adding any noticeable weight."When visibility and agility are both essential, we trust the Joystick Mk17 Headlight by Exposure. This lightweight, award-winning helmet light packs a powerful 1150-lumen beam, illuminating trails and picking out terrain details with ease. The focused beam design helps us spot changes in elevation, tight corners, and any obstacles lurking in the distance, so we’re always prepared for the next turn. With a range of runtime options from 1. 5 to 36 hours, we can adjust settings to suit every ride, whether it’s a quick evening loop or an all-night adventure.