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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
Upgrade your bike's safety with the ROCKBROS Q5 Smart Bike Rear Light. Featuring USB charging and 4 lighting modes, this IPX6 waterproof LED light guarantees bright, reliable illumination for every ride. With 2 easy installation modes, it's perfect for any MTB bicycle. Don't compromise on safety - choose ROCKBROS.

SMART BIKE REAR LIGHT
BOC lamp beads provide better visibility from passers-by and motorists when going out at night. The lights increase in brightness when the bike brakes.
4 LIGHTING MODES
There are 4 light modes: 2 flashing modes (fast flash and very fast flash), a breathing mode and a steady-on mode, which can meet your different daily needs. The light can perceive ambient light and movement.
IP65 WATERPROOF
IP65 capacity can protect light effectively from water and dust. It can have a longer life of use(Do not immerse it in long-term water.)
RECHARGEABLE WITH USB
The bike light is rechargeable with the USB cable. There are 4 blue indicators to demonstrate electrical power. It can be used for about 20-50 hours on a full charge. And the package includes a USB cable.
TWO WAYS OF INSTALLATION
The rear light can be installed under the saddle or can be installed on the seat tube without the tools.




| Brand | ROCKBROS |
|---|---|
| Material | CNC Aluminum Alloy |
| Weight | Approx. 55 g (including saddle bracket) |
| Size | Approx. 40x34x34 mm |
| Battery | 3.7V 400mAh |
| Charging Port | Type-C |
| Modes | 4 light modes |
| Brightness | 60 Lumens |
| WaterProof | IPX6 |


Upgrade your bike's safety with the ROCKBROS Q5 Smart Bike Rear Light. Featuring USB charging and 4 lighting modes, this IPX6 waterproof LED light guarantees bright, reliable illumination for every ride. With 2 easy installation modes, it's perfect for any MTB bicycle. Don't compromise on safety - choose ROCKBROS.

SMART BIKE REAR LIGHT
BOC lamp beads provide better visibility from passers-by and motorists when going out at night. The lights increase in brightness when the bike brakes.
4 LIGHTING MODES
There are 4 light modes: 2 flashing modes (fast flash and very fast flash), a breathing mode and a steady-on mode, which can meet your different daily needs. The light can perceive ambient light and movement.
IP65 WATERPROOF
IP65 capacity can protect light effectively from water and dust. It can have a longer life of use(Do not immerse it in long-term water.)
RECHARGEABLE WITH USB
The bike light is rechargeable with the USB cable. There are 4 blue indicators to demonstrate electrical power. It can be used for about 20-50 hours on a full charge. And the package includes a USB cable.
TWO WAYS OF INSTALLATION
The rear light can be installed under the saddle or can be installed on the seat tube without the tools.




| Brand | ROCKBROS |
|---|---|
| Material | CNC Aluminum Alloy |
| Weight | Approx. 55 g (including saddle bracket) |
| Size | Approx. 40x34x34 mm |
| Battery | 3.7V 400mAh |
| Charging Port | Type-C |
| Modes | 4 light modes |
| Brightness | 60 Lumens |
| WaterProof | IPX6 |


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