Some pre-sale items are shipped via international express, which may result in longer delivery times and additional shipping fees. Exact details will be shown at checkout.
We offer a 14-day return and exchange policy from the date you receive your item. Items must be unused, undamaged, with tags attached, in original packaging, and accompanied by proof of purchase.
We cover return shipping for quality issues, defective, damaged, or incorrect items, size-related returns, oversized items such as roof racks, and approved exchanges. For other personal-reason returns, the customer is responsible for return shipping.
For full order cancellations within 14 days, the original standard delivery cost will be refunded. Partial returns generally do not include a refund of the original delivery cost.
Refunds will be processed within 5–7 business days after we receive and inspect your return. Please contact us before returning any item. For questions, email service@rockbrossport.co.uk.
Estimated delivery time
Experience hands-free safety with the ROCKBROS R0—a clever handlebar plug that doubles as a smart rear light. This waterproof wonder automatically syncs with your braking, flashing brighter when you slow down to alert traffic behind you. Simply plug it into your handlebar end and ride with confidence. Perfect for commuters and weekend warriors who refuse to compromise on visibility. Smart cycling just got easier!
Intelligent Synchronization: Automatically synchronizes taillight flashing with teammates.
Brake Warning: Automatically illuminates to alert when decelerating or braking.
Automatic Sleep/Wake-up: Sleeps when stationary and wakes upon vibration.
Waterproof and Long Battery Life: USB-C charging, 6-40 hours of battery life.
Multiple Lighting Modes: Selectable flashing, breathing, lightning, high-frequency, and constant-on modes.
🌟 Smart Sync Technology – Team Ride Ready
Ride smarter together! 🚴♂️ The advanced Smart Sync system automatically synchronizes your tail light’s flashing patterns with compatible teammate lights, ensuring a unified and eye-catching signal for group rides and added safety on the road.
💡 Intelligent Brake Warning – Instant Visibility
Stay seen when it matters most! The light automatically brightens for 3 seconds during braking or sudden deceleration, clearly warning riders and vehicles behind you — improving awareness and preventing rear-end accidents.
😴 Auto Sleep & Wake – Motion-Activated Convenience
No need to press buttons! With a built-in vibration sensor, the light intelligently enters sleep mode when idle and instantly wakes up as soon as it detects motion, saving energy and hassle.
💧 Waterproof & Long Battery Life – Ride Through Any Weather
Engineered with an IP-rated waterproof shell and powered by a USB-C rechargeable battery ⚡ offering up to 6–40 hours of runtime. Perfect for daily commutes or long-distance adventures, rain or shine.
✨ Multiple Lighting Modes – Customize Your Glow
Switch between Flash, Breath, Lightning, High-Frequency, or Steady modes to match your riding style, terrain, or weather. Whether day or night, your visibility and safety always shine bright.
| Feature | Description |
|---|---|
| Smart Sync | Syncs with teammates' tail lights. |
| Brake Warning | Lights up during braking or deceleration. |
| Auto Sleep/Wake | Sleeps when idle, wakes with vibration. |
| Waterproof & Long Battery | Waterproof, USB-C, 6-40 hrs battery life. |
| Auto Sync | Syncs flashing with compatible tail lights. |
| Brake Light | Lights up for 3 seconds during braking. |
| Vibration Sensor | Sleeps when idle, lights with vibration. |
| Lighting Modes | Flash, breath, lightning, high-frequency, steady. |
| Housing | Durable ABS plastic. |
| LED | High-brightness LED beads. |
| Bracket | Aerospace aluminum alloy. |
| Weight | 30 grams. |
Experience hands-free safety with the ROCKBROS R0—a clever handlebar plug that doubles as a smart rear light. This waterproof wonder automatically syncs with your braking, flashing brighter when you slow down to alert traffic behind you. Simply plug it into your handlebar end and ride with confidence. Perfect for commuters and weekend warriors who refuse to compromise on visibility. Smart cycling just got easier!
Intelligent Synchronization: Automatically synchronizes taillight flashing with teammates.
Brake Warning: Automatically illuminates to alert when decelerating or braking.
Automatic Sleep/Wake-up: Sleeps when stationary and wakes upon vibration.
Waterproof and Long Battery Life: USB-C charging, 6-40 hours of battery life.
Multiple Lighting Modes: Selectable flashing, breathing, lightning, high-frequency, and constant-on modes.
🌟 Smart Sync Technology – Team Ride Ready
Ride smarter together! 🚴♂️ The advanced Smart Sync system automatically synchronizes your tail light’s flashing patterns with compatible teammate lights, ensuring a unified and eye-catching signal for group rides and added safety on the road.
💡 Intelligent Brake Warning – Instant Visibility
Stay seen when it matters most! The light automatically brightens for 3 seconds during braking or sudden deceleration, clearly warning riders and vehicles behind you — improving awareness and preventing rear-end accidents.
😴 Auto Sleep & Wake – Motion-Activated Convenience
No need to press buttons! With a built-in vibration sensor, the light intelligently enters sleep mode when idle and instantly wakes up as soon as it detects motion, saving energy and hassle.
💧 Waterproof & Long Battery Life – Ride Through Any Weather
Engineered with an IP-rated waterproof shell and powered by a USB-C rechargeable battery ⚡ offering up to 6–40 hours of runtime. Perfect for daily commutes or long-distance adventures, rain or shine.
✨ Multiple Lighting Modes – Customize Your Glow
Switch between Flash, Breath, Lightning, High-Frequency, or Steady modes to match your riding style, terrain, or weather. Whether day or night, your visibility and safety always shine bright.
| Feature | Description |
|---|---|
| Smart Sync | Syncs with teammates' tail lights. |
| Brake Warning | Lights up during braking or deceleration. |
| Auto Sleep/Wake | Sleeps when idle, wakes with vibration. |
| Waterproof & Long Battery | Waterproof, USB-C, 6-40 hrs battery life. |
| Auto Sync | Syncs flashing with compatible tail lights. |
| Brake Light | Lights up for 3 seconds during braking. |
| Vibration Sensor | Sleeps when idle, lights with vibration. |
| Lighting Modes | Flash, breath, lightning, high-frequency, steady. |
| Housing | Durable ABS plastic. |
| LED | High-brightness LED beads. |
| Bracket | Aerospace aluminum alloy. |
| Weight | 30 grams. |
