The burner front light shines at 100 lumens from a string of 24 leds the front light produces a wide and eye catching 180 degree beam pattern which is great for busy town and city riding equipped with a light sensor it comes on automatically as it gets to dusk or when riding under tunnels and bridges the burners bracket is a design and engineering master stroke allowing spherical adjustment with a highly localised magnetic attachment it provides heroic hold yet easy removal snap in