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Smart Brake Sensing Rear Bike Light – USB Rechargeable Waterproof Tail Light for Night Riding

Smart Brake Sensing Rear Bike Light – USB Rechargeable Waterproof Tail Light for Night Riding

Regular price £19.90 GBP
Regular price Sale price £19.90 GBP
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✅Brake Detection
✅Smart Mode
✅Quick Installation
✅Multi-Mount Compatibility
✅Ultra-Long Battery Life
✅Battery Level Indicator
✅IP66 Waterproof
✅Type-C Fast Charging
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Manual and Smart Modes

Manual Mode

Long press the power button for 0.5 seconds to turn on in manual mode.

In manual mode, brake sensing and smart on/off functions are not available.

Smart Mode (GL09S / GL09S RGB)

Double-click the power button to turn on in smart mode.

In smart mode, brake sensing and smart on/off functions are enabled.

Smart Brake Sensing – Safety in Every Stop

Equipped with a high-precision intelligent sensor chip, the GL09S accurately detects braking actions during your ride. When deceleration is detected, the taillight automatically brightens for 3 seconds, clearly signaling to vehicles behind and greatly enhancing riding safety at night.

Reliable in Any Weather – IP66 Waterproof

Built with an IP66-rated waterproof design, the GL09S can handle rainy rides, splashes, and dust with ease.

Whether you’re cycling through a light drizzle or a sudden downpour, it stays fully operational, ensuring consistent performance and safety in all weather conditions.

7 Dynamic RGB Modes – Ride with Style and Safety

The GL09-RGB/GL09S-RGB features 7 vibrant RGB lighting modes, including flashing, breathing, and color-cycling effects,

which play in a smooth looping sequence for maximum visibility and visual appeal.

From steady red to dazzling rainbow effects, each mode helps you stand out in traffic and stay safe during night rides.

Fast Charging, Long Endurance – Ride Without Limits

The GL09S supports Type-C fast charging, requiring only 2 hours for a full charge.

With a powerful 400mAh battery, it offers an impressive runtime of 20 to 100 hours, depending on the lighting mode.

A single tap of the button while powered off activates the battery level indicator:

🟢 Green – Above 80%

🔵 Blue – 30% to 80%

🔴 Red – Below 30%

No more guesswork – know your battery level at a glance and ride with confidence.

Feature GL09 GL09S GL09-RGB GL09S-RGB
Lighting Modes 6 Modes 6 Modes 6 Modes 6 Modes
Smart Mode
Brake Sensing
Light Color Red Red RGB RGB
Battery Life 10H–100H 12H–60H 6.5H–70H 9.5H–90H
Battery Capacity 250mAh 400mAh 250mAh 400mAh
Charging Input 5V–0.2A 5V–0.28A 5V–0.2A 5V–0.28A