Lighting Mode Indicator: A smart digital readout provides realtime battery monitoring and a precise lighting mode indicator to simplify night rides on roads. Adaptive Charging Technology: Delivers dual power sources through a solar module and USB charging, enabling automatic energy storage for consistent performance on longdistance cycling trips. DoubleLight Safety System: Auto mode changing optimizes road illumination focus and activates the doublelight warning system, enhancing night riding visibility and rear safety in lowlight conditions. Adaptive Beam Technology: Delivers adaptable lighting with seamless transitions between spotlight and floodlight, ensuring stepless zoom and controlled beam angles for enhanced performance across complex terrains. Use scenarios Night urban commuting: The integrated lighting mode indicator and auto mode adjustments provide clear visibility on city streets, with dual charging helping maintain power levels during daily rides. Longdistance cycling trips: Dual solar and USB charging supports automatic energy storage, ensuring steady performance over extended distances without frequent recharging. Offroad or challenging terrain riding: Adaptive beam technology with seamless transitions between spotlight and floodlight and precise beam control improves visibility and safety on uneven surfaces and tight turns. Key attributes Function: realtime battery monitoring, adaptive charging, auto lighting mode changes, doublelight safety system, and adaptive beam control. Performance: seamless transitions between lighting modes, stepless zoom, and controlled beam angles for versatile night riding. Reliability: dual charging sources (solar and USB) help maintain power for extended use in varying conditions. Safety: enhanced visibility with auto mode adjustments and a dedicated rear warning system for lowlight scenarios.