2026 WEST BIKING Bicycle Tail Light Smart Sensor Brake Rear Light Waterproof Colorful COB Bike Light Cycling Safety Warning Taillight

:We strictly control product quality to ensure stable performance and safe use.Our store design and product styles have been copied by many peers.Please confirm our flagship store to ensure you get genuine quality goods and standard after-sales service. Thank you!Intelligent Sensing Curved Surface Light - The Next Generation of Cycling SafetyProduct SpecificationsModel: BCA400Material: Aluminum Alloy + PCBattery: 400mAh Lithium BatteryCharging: Type-C Charging PortWaterproof Rating: IPX4Weight: Approx. 37.6gDimensions: 4.3cm (Diameter) x 2.2cm (Height)Selling point:1.Smart Brake SensingAuto detects braking action and switches to high brightness, timely warning rear cars for safer riding.2.Vibration Auto On/OffAuto wake by vibration and sleep after 90s idle, hands-free use and power saving.3.Premium Material & Bright LightAluminum alloy + PC durable housing, high-transmission with COB beads, wide angle and long-distance visibility.4.Easy Installation & Universal FitTwo mounting ways for seat post and saddle rail, fits road bikes, mountain bikes and most bicycles.5.Multi Modes & Long Endurance4/7 lighting optional modes, built-in 400mAh Type-C charging, long lasting for night cycling.