Black diamond revolt headlamp 130 lumens output description the black diamond revolt is a powerful versatile rechargeable headlamp for climbing hiking camping or any other time you may find yourself out after dark with 130 lumens of power the revolt easily spots anchors while you rappel in the dark proximity lighting gives you a large area of light for hiking down the trail and a dimming feature lets you choose just the right amount of light for the task at hand a three level power