Coast FL85 Dual Color Pure Beam Focusing Headlamp 540 Lumens BlackBox. The Coast FL85 Dual Color lights have a first button that allows you to easily switch between a high-power 540 lumen white light and a red LED light that helps preserve night vision. The first button also allows you to easily go from a low-light to no-light situation with the touch of a button. Once you find the light that works for you just push the button to adjust the light from a wide-beam to a spot beam. You can also quickly return the button to the floodlight setting if you prefer. The Coast FL85 Dual Color Focusing Headlamp w/ 540 Lumens has two different modes that are rated at different wattages so there is no need to waste time cycling through different lights to find the one that will work for you. Specifications for Coast FL85 Dual Color Pure Beam 3xAAA Focusing Headlamp 540 Lumens: Manufacturer: Coast Color: Black Light Output: 540 lumens Battery Type: AAA Weight: 4.5 oz Beam Distance: 206 - 564 ft Battery Quantity: 3 Package Contents: Coast FL85 Dual Color Pure Beam 3xAAA Focusing Headlamp 540 Lumens Coast 21329: FL85 Dual Color Pure Beam Focusing Headlamp 540 Lumens BlackBox