| Features | Night riding warning, illuminating the night road for cycling safety. Brake sensing for effective reminder to rear vehicles, ensuring safe braking. One-button switch with multiple lighting modes: Off, single click to cycle through six modes - steady on, breathing flash, slow flash, fast flash, rhythmic flash, energy-saving flash. Automatically lights up during motion and turns off when stationary, light will automatically turn off after about 30 seconds of inactivity and automatically lights up during movement. Plug and play charging with charging indicator light - flashing green light during charging, green light off when fully charged. *The above data is for reference of BTL11-B model, please refer to actual product for other models. |
| Battery | Built-in 320mAh polymer battery, providing up to 54 hours of continuous bright light. |
| Installation | Two mounting options with different bases - can be installed on the bicycle seat post with different effects for seat tube and seat stay installation. |
| Design | Attention to detail with elastic strap buckle for easy attachment, quick-release design, tactile switch button, Type-C interface, silicone material for seamless integration with the body, stable current transmission during charging. |