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Guee Light Rear (Tail Light) Aero-X Speed Detect

Guee Light Rear (Tail Light) Aero-X Speed Detect

Free shipping (HONG KONG only) on order

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The Aero-X is a bicycle tail light designedto ensure you’re seen both day and night. Equipped with motion-sensingtechnology which kicks in by doubling the brightness when you’re slowing downor riding in rough terrain. A clever power saving feature extends the run time,turning itself off after idling for 60 seconds, with auto-reactivation whenyour start riding again.


Featuring our most versatile function, theAero-X easily mounts on round and aero seat posts. A great improvement for yourroad safety!



Auto motion sensing: the rear light getsbrighter to signal to other cyclists or cars behind you.

Auto power saving:  turns off after idling for 60 seconds,reactivates after riding again.

Low power warning : the tail lightautomatically  switches to flash mode ifthe power falls below 20%.

Wide and bright lampshade angle forincreased visibility to the rear, left & right sides.

Fits with both aero dynamic (e.g. Venge,Propel, S5) and round seat posts.

Compact & tool-free mounting system.



Lumen: 60lm

Modes: Flash/ strobe/ constant

Battery: Li-Poly rechargeable (500 mAh)

Charge: Micro USB supply 5V

Charge time (approx): 2.5 hours

Run time(approx for manual mode):

50hrs (flash) / 20hrs (strobe) / 8hrs(constant)

Mount size: Round tube (27.2mm – 35mm ) andany aero tube with outer diameter under 14cm

Weight: 30gram



Aero-X LED Bike Rear Light *1

Silicone Band *2

USB Charge Cord *1

User manual *1

Additional details
Shipping & Payment

Delivery Options

  • SF Express (Hong Kong)
  • International Shipping
  • Pickup at store (Hong Kong)

Payment Options

  • Credit Card
  • PayPal & Credit Card
  • FPS
  • Bank Transfer
  • Pay at store