Certification: CEMounting Placement: HandlebarPower Supply: BatteryShell Material: Aluminum AlloySize: About 103*23*30mmWeight: About 122 gLumen: 200/400 LumenMode: Highlight/Normal Brightness/flashBattery: 1800/2000 mAhCharging: USB RechargableWaterproof: IPX4Features 1: Automatic power off after charging finishLight...