Designed as an extra safety daylight or backup front light the Moon Mizar has a total of 5 modes. The two steady outputs of 20&40 Lumens will be enough to get you noticed on less busy roads in darkness, you can highlight yourself further by utilising the 20&50 Lumen flash modes for busier roads with more distraction where you need to be seen. The Max output 100 Lumen interruptive double flash has been designed with daylight visibility in mind so you can't be missed whenever you ride.