Good question! In certain situations, a particular light intensity may not be enough, which is why you are able to adjust the lights depending on the environment. The maximum light intensity would depend on what device you have. Please check the list below. 

• Fly12 CE - 600 Lumens
• Fly6 CE - 100 Lumens
• Fly12 - 400 Lumens
• Fly6[V] - 30 Lumens
• Fly6 - 30 Lumens
• Fly6 Original - 15 Lumens

WARNING: Do not look straight into the LED lights.