TWIST FOCUSING OPTIC: The simple Twist Focusing system goes from an Ultra View Flood Beam to Bulls-Eye Spot Beam. DUAL COLOR: The FL85 includes white and red LED light options. The red LED light preserve night vision. ADDITIONAL FEATURES: Reflective strap for added visibility, hinged beam light adjustment, and hard had compatibility (clips included). SPECS: Light Output: 615 lumens (high), 330 lumens (med), 96 lumens (low). Runtime: 2.15 hours (high), 3.45 hours (med), 13 hours (low). Beam Distance: 183 meters (high), 139 meters (med), 77 meters (low).