Dimensions (Size): 106*38*40mm Weight: ~80g Material (Material): ABS PC Applicable environment: suitable for daily riding Working voltage: 2.8---4.2V Battery type: 602030 high temperature resistant polymer lithium battery Battery capacity: 300mAh Lighting power consumption: 0.2w LED light Irradiation distance: 3~5m Working mode: smart sensor lighting, automatic solar charging Working time: continuous lighting time 7 hours (after fully charged) Waterproof rating: IPX6 Lumen: 800lm Product working temperature: -20℃ ~ 60℃ Function: solar front light Advantages: 1. Solar self-induction switch 2. Suitable for installation and use of various bicycles 3. Level 6 waterproof 4. Designated headlights for shared bicycles 1. Product overview This product is installed in front of the basket, or in the middle of the crossbar (fixed bracket is required), which plays a role of general lighting and safety warning during night riding, and improves safe riding. Because foreign laws require bicycles to be equipped with front warning lights, this product is a necessary product for the smooth implementation of shared bicycles abroad. 2. Function 1. General lighting 2. Safety warning 3. Intelligent chip control, the lights will automatically turn on when riding at night, and the lights will automatically turn off for 30 seconds without riding 4. Solar automatic charging, no manual charging required 5. With a switch button, often press for 3 seconds to turn on/off to avoid the product from running out of electricity during transportation. Package Included: 1*Front light 1*Fixed bracket 1*Data cable