Smart Bicycle Rear Light with Auto Brake Sensing (IPX6 Waterproof)

Enhance visibility and riding safety with this smart bicycle rear light featuring automatic brake, motion and light sensing. The COB LED provides bright, clear illumination without excessive glare, while four lighting modes let you choose the right setting for your ride.

Its IPX6 waterproof design makes it suitable for everyday outdoor cycling, and the rechargeable battery provides convenient USB charging. The compact, lightweight design can be mounted on the seatpost or saddle rails without tools.

Main Features

• Smart Brake & Motion Sensing: Detects braking and vibration, automatically increasing the light output for around 3 seconds when braking.
• 4 Lighting Modes: Switch between slow flash, breathing flash, burst flash and constant light modes.
• USB Rechargeable: Built-in rechargeable battery with convenient Type-C/USB charging.
• IPX6 Waterproof: Designed to withstand rain and wet riding conditions; do not submerge the light.
• Easy Installation: Suitable for seatpost or saddle rail mounting with the included mounting accessories.

Specifications

• Product Type: Smart Bicycle Rear Taillight
• Material: ABS + PC
• Light Source: COB LED
• Smart Sensors: Brake, Motion & Light Sensing
• Battery: Rechargeable Lithium Battery
• Battery Capacity: 260mAh / 400mAh depending on variant
• Charging: USB / Type-C
• Waterproof Rating: IPX6
• Product Size: Approx. 40 × 34 × 34mm
• Weight: Approx. 22g / 55g including holder, depending on variant
• Mounting: Seat post / Saddle Rail
• Runtime: Up to 7–16 hours depending on variant and mode