





Traffic Tail Light Brake Sense USB-C
Shipping Fees:
We provide clear and detailed shipping fees based on the order amount and shipping method:
- Standard Shipping:
- Order Amount Below $29: Shipping Fee - $4.99
- Delivery Time: 3-4 business days
- Free Shipping:
- Order Amount $29 and over: Free 📦
Shipping Info
- US Warehouse In-stock: 3–4 business days
- 🌍International Shipping (if US out of stock): 7–10 business days
🚲 Bicycle Shipping
Delivery Times:
- Standard: 40–60 business days
- Expedited: 18–20 business days
Shipping Fees:
- Small Bikes: $20 (Standard) | $70 (Expedited)
- Large Bikes: $100 (Standard) | $250 (Expedited)
No extra taxes. Choose the option that works best for you.
We offer a 30-day hassle-free return and exchange policy starting from the date you receive your item. To be eligible, products must be unworn, unused, with tags attached, in original packaging, and accompanied by proof of purchase. If the item is defective, damaged, or incorrect, we cover the return shipping cost; for size or personal preference returns, the customer is responsible for shipping fees. Please inspect your order within 72 hours and contact us for any issues. EU customers have a 14-day no-questions-asked return right. Refunds will be processed within 10 business days after we receive and inspect your return. Please contact customer service before returning items and send returns to the designated address; unauthorized returns will not be accepted. For questions, email service@rockbrosbike.us.
At ROCKBROS, we offer a worry-free 1-year warranty to ensure your satisfaction. Whether it's a defect or product issue, simply reach out to us at service@rockbrosbike.us with your order details. We'll handle the rest to make sure your experience is smooth and hassle-free.

FEATURES
Description
- Smart Brake Sensing: Built-in vibration sensor activates all three lights—red, yellow, and green—during braking for enhanced visibility and safety.
- Automatic Light Detection: In smart mode, the light automatically turns on in low light conditions and enters sleep mode during the day, saving battery life.
- Five Lighting Modes: Choose from five lighting modes, including steady and flashing options, to adapt to different riding scenarios with a simple button press.
- Rechargeable & Long-Lasting: Equipped with a rechargeable lithium battery, offering up to 50 hours of runtime with a Type-C charging port for quick and easy power-up.
- Durable & Weather-Resistant: Compact design with IP64 waterproof rating ensures reliable performance in rainy weather. Includes two mounting options for versatile installation.
- Smart Brake Sensing: Built-in vibration sensor activates all three lights—red, yellow, and green—during braking for enhanced visibility and safety.
- Automatic Light Detection: In smart mode, the light automatically turns on in low light conditions and enters sleep mode during the day, saving battery life.
- Five Lighting Modes: Choose from five lighting modes, including steady and flashing options, to adapt to different riding scenarios with a simple button press.
- Rechargeable & Long-Lasting: Equipped with a rechargeable lithium battery, offering up to 50 hours of runtime with a Type-C charging port for quick and easy power-up.
- Durable & Weather-Resistant: Compact design with IP64 waterproof rating ensures reliable performance in rainy weather. Includes two mounting options for versatile installation.























































