Description:Material: ABS + PCSize:82*30*16mm/3.2*1.18*0.62" (width*inner diameter*thickness)Color:white-- Light color: white-- Charging method: Type-c charging-- Lighting time: 12 hours-- Battery capacity: 300 mA-- Waterproof: IP65-- Applicable: bicycle/balance car/toy car, etc.-- Installation diameter: bicycle hub no more than 3cm/1.18"Feature:1. The product has 7 kinds of light colors, 18 kinds of light change modes, the effect is gorgeous, making your car more charming.2. How to use: ① long press the switch for 1 second to turn on/off, long press for 5 seconds to enter the flash mode; ② short press the switch to switch the light color and mode.3. Fresnel optical lens design, the light is softer and the light source is more concentrated.4. The products are divided into manual models and smart models. The smart models can be triggered by shock.NOTE1. As we all know ,the different computers display colors differently,the color of the actual item may vary slightly from the following images.2. If you feel difficult to choose the size ,you can feel free to contact mewe will give you some suggestion,but it is for you reference only.3.We could accept Mixed items,Colors And Sizes Order. The more quantities, the more discount.Package include: 1 pcs* bicycle hub light1 pcs* USB charging cable

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