... Working voltage : 2.75v - 8.4v Battery: 1 X 18650 600 Lumen Cree XM-L U2 4 modes Magnetic ... Control Flashlight Black ( 1 X 18650) Features:Cree XM-L U2, lifespan 50,000hrsLumens: ... : BlackMode: 4Working voltage : 2.75v - 8.4vBattery: 1 X 18650Side switch, magnetic dimmer output modes selecting switchSMO Reflector, Max ... U2 4 modes Magnetic Control Flashlight Black ( 1 X 18650)