ROCKBROS Rear Bicycle Tail Light for Night Cycling, IPX6 Waterproof

Details

• 4 Lighting Modes: Smart tail light with 4 modes — steady, slow flash, fast flash, and breathing mode — to meet various cycling needs in different environments
• Auto On/Off Function: Built-in light and motion sensors automatically turn the light on in the dark and off in daylight. Shuts off after 30 seconds of inactivity to save power and reactivates with vibration. Brake-sensing feature flashes brightly to alert others when braking
• USB Rechargeable: Equipped with a 300mAh battery for 12–30 hours of runtime depending on mode. Steady mode lasts about 12 hours; flashing modes up to 30 hours. Indicator light flashes when low on power and shows blue while charging
• Waterproof and Dustproof: Durable aluminum alloy housing with IPX6 waterproof rating prevents rain and dust intrusion. Scratch-resistant and impact-resistant for long-term outdoor use (avoid prolonged water immersion)
• Easy Installation: Two mounting options — saddle rail or seatpost. Quick, tool-free installation compatible with most bike types