Features1The headlight has 6 gears and thus can safely drive in complex conditions. 2Made of aluminum alloy, which makes it firm and durable and is a good choice for outdoor activities. 3Compared with normal bike light, this product is smaller and more exquisite and can be used as a beautiful accessory on bike. 4Owing to charged by USB cable, it can charge from the computer, power bank or any device with a USB port safely and efficiently. 5With builtin battery, it is can be used as bike light for 23 hours without charging.SpecificationCondition: Item Type:BicycleHeadLightMaterial: Aluminum AlloyColor: As Picture ShownWeight: Approx. 276.0g/9.7ozModel:Z-02ALight: 2x LEDFloodlight+SpotlightSwitch: Push SwitchBattery: Built-in 2x1200mAh Li-ion Battery (Charge and discharge protection IC)Charging Mode:micro USB Charge5V 1AGear: 6 Gears: broad light 100%- Broad light 50%- concentrated light 100%-2* strong light -2x breathing flash -2xflashSwitch Light: Green LED ( Power on, always light)Warning Light: Red LED( Power on, always light)Charging Time: 3-4 HourWorking Time: 2-3 HoursPackage List1 xBicycleHeadLight1 x Charging Cable