The Mrgunsngear review of the Surefire M600 Ultra Scout Weapon Light, which generates 500 lumens of white light and continues producing tactical-level light for 1.5 hours.
Surefire M600 Ultra Scout Specs:
- Max Output — White Light: 500.0 lumens
- Tactical Runtime**: 1.5 hours
- Bezel Diameter: 1.125 inches
- Weight w/Batteries: 5.6 ounces (approx.)
- Batteries: 2 123A (included)
** Runtime (at highest setting for multiple-output lights) until output drops below 50 lumens.