USM-600 E-Lume 600 Lumen HeadlightFeatures:All-In-One DesignExtruded Aluminum BodyPress and Hold Button LockDaytime Flash ModeUp To 90 Hours RuntimeIntegrated USB Rechargeable Li-Ion BatteryBacklit Button Indicates Charge Status and Low BatteryHandlebar BracketUSB Charging CableSpecs:Solid Mode:Overdrive - 600 Lumen / 2.5 hrsHigh - 300 Lumen / 6 hrsMedium - 150 Lumen / 12.5 hrsLow - 75 Lumen / 22 hrsFlash Mode:Daytime Flash - 600 Lumen / 75 hrsLow Flash - 100 Lumen / 90 hrsWeight : 170g w/ BracketBattery: 1-Cell Li-IonCharge Time: 4 hrs To Full At 700mA Using USB Wall ChargerColor: Black