LEZYNE Hecto Drive 500XL Helmet Gloss Black Bike Light (1-LED-9H-V504)

Compact, lightweight helmet-mounted bicycle light; Low-profile; Up to 500 lumens of output; CNC-machined aluminum; Built-in cooling fins; A GoPro-compatible mounting interface; A versatile mounting strap with a Composite Matrix base; A built in USB stick allows for cable-free charging; A max runtime of 20 hours; Eight output modes are on offer, including a highly disruptive Daytime Flash mode