Rockbros Q2S LED rear bike light with brake sensor, black
-18%
Delivery options to:
Choose countryThe Rockbros Q2S is an LED rear bike light that mounts under the saddle. It switches on and off automatically in response to movement and increases light intensity when braking.
Lighting and indication
Choose from 4 modes: slow flash, breathing flash, fast flash and steady light. The light has a luminous flux of 30 lm, while a battery indicator lets you check the charge level.
- Charging: recharge the built-in 260 mAh battery through USB-C using a computer, power bank or another USB power source.
- Mounting: the included bracket attaches the light under the saddle without tools.
- Housing: black ABS and PC construction with IPX6 water resistance.
Charging time and contents
A full charge takes several hours. Runtime is several dozen hours, depending on the selected mode. The set includes the light, mounting bracket and a USB-C–USB-A cable.
| Brand | Rockbros |
|---|---|
| Model | Q2S |
| Charging port | USB-C female |
| Luminous flux | 30 lm |
| Battery capacity | 260 mAh |
| Lighting modes | Slow flash, breathing flash, fast flash, steady |
| Mounting location | Under the saddle |
| Additional features | Battery level indicator, IPX6 water resistance |
| Material | ABS, PC |
| Colour | Black |
| Contents | Rockbros Q2S bike light, mounting bracket, USB-C–USB-A cable |
| Sensor functions | Automatic on/off in response to movement; increased light intensity when braking |
| Installation | Tool-free |
| Full charging time | Several hours |
| Runtime | Several dozen hours depending on the selected mode |
| EAN | 5907769313400 |
|---|
How does the light respond to braking?
The built-in sensor detects braking and increases the light intensity.
Where and how does the light mount?
It mounts under the saddle using the included bracket. No tools are required for installation.
























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