ROCKBROS Bicycle Tail Light Waterproof USB MTB Helmet Light

(32 customer reviews)


In stock

  •  Size Guide

    Size Guide

    Please check the "Sizing Details" for this item in the "Product Description" section. If you have any questions, please don't hesitate to contact us. Thank you!
  •  Ask a Question

Guaranteed Safe Checkout

ROCKBROS Bicycle Tail Light Waterproof USB MTB Helmet Light

Product Details:

Brand: Rockbros
Mode: 5 modes
Lumen: About 20 lumen
Charge: USB Rechargeable
Battery: Rechargeable lithium battery
Waterproof: Daily waterproof, Can’t be soaked
Size: About 3.1*2*4cm
Weight: About 22g
Function: Bike bicycle rear light taillight, Helmet Taillight, Bag Warning Light

Product Features:

  • Durable, Mini portable, USB Rechargeable
  • 5 Modes, Waterproof, Multifunction

Cycling Bike Helmet Taillight






Durable Mini portable USB Rechargeable

5 Modes Waterproof Multi-function


Can Be Helmet Taillight (Click, you can order this 3 in 1 helmet)


5 Modes

The short press changes the mode, the long press turns off the light.


Mode 1Mode 2Mode 3Mode 4Mode 5

Lifetime about 17hLife time about 14hLife time about 8hLife time about 9hLife time about 56h

About 20 lumenAbout 20 lumenAbout 20 lumenAbout 20 lumenAbout 20 lumen



Mini Portable


Rubber Strap

Can be Bike bicycle rear light taillight, Helmet Taillight, Bag Warning Light


USB Rechargeable


Charging Charging OK

HTB1eb6weoGF3KVjSZFvq6z nXXaH

With Dust Cover



1. Cycling Helmet Taillight*1      2. Rubber Strap*1       3. Fixed apron*1

4. Long Strip hook*2      5. Short Strip hook*4        6. USB Charging Cable*1


Helmet Taillight Install Steps

Weight 0.050 kg
Dimensions 5 × 5 × 5 cm
Brand Name


Model Number

TT30-WD Bike Rear Light

Mounting Placement


Power Supply



Bike Light Cycling Helmet Taillight


Bicycle LED Rear Light Lantern Lamp


Mini portable, USB Rechargable, Waterproof


5 Modes


About 20 Lumen


Rechargeable lithium battery


About 3.1*2*4cm


About 22g


Bike taillight, Helmet Taillight, Bag Warning Light


Daily waterproof, Can't be soaked

Based on 32 reviews

4.94 Overall

Only logged in customers who have purchased this product may leave a review.

32 reviews for ROCKBROS Bicycle Tail Light Waterproof USB MTB Helmet Light

  1. r***r

    Very beautiful. The red looks hot iron. Really top.

  2. P***m

    The product is excellent! Rockbros is one of the best shop. I highly recommend this shop.

  3. J***u

    very bright
    multi mode
    good quality

  4. D***v

    All as in the description. Bright, compact, many modes. Sorry does not attach to the sidushka itself. He came quickly.

  5. g***i

    It’s ok, thank you

  6. M***b

    The product looks good and it arrived in a good period of time.
    Thank you.

  7. J***s

    Very father and recommended

  8. F***r

    pratique et conforme à la description du vendeur, je recommande.

  9. g***r

    The lantern is excellent in performance, well and evenly diffuses the light. Glow modes with excess, half for beauty. On delivery there are questions to the package, came completely crumpled and torn, the product itself is intact.

  10. a***v

    Cool flashlight, came charged, many modes of operation, when turned off, it remembers the last mode. wire and mount included. easily attached to the helmet with a clip. Packed in no way, in a simple package, the box is all crumpled, but he himself was not injured. Fast delivery. I recommend the.

  11. g***r

    Shipping is also relatively fast product also wonderful.

  12. C***r

    The product is the same as described, illuminates very well, easy to use, good material, I recommend,

  13. P***r

    Smaller than I imagined, but the article is great and very good quality

  14. P***o

    The product is wonderful! Super indicate

  15. a***r

    Works as it should, super bright lamp beautiful compact.

  16. V***s

    Is the second to buy, not because the other has spoiled, but to meet more a bike. Battery hard enough.

  17. A***v

    Awesome taillights! They arrived in perfect condition, already ready for a bike ride! They have many different options and they clip almost anywhere! Highly recommend for cyclists !

  18. C***g

    Quality product. Great brightness.
    I advise you

  19. E***.

    Es un producto increíble, tal y como se describe, lo imaginaba más grande pero aun así su diseño es bueno y alumbra excelente. Recomiendo al vendedor, llego en 11 días.

  20. J***z

    It’s exactly the one in the photo, I arrive in good condition; miy satisfied.

  21. W***n

    Excellent rear Flashlight. The case is metal, works in 3 modes and very bright even to take recommend. the capacity of the battery will show long-term operation.

  22. R***o

    Product arrived packaged sealed condition working perfectly

  23. R***a

    Product Dr description

  24. I***r

    Excellent light, two intensity light fixed plus one flash intermittent.
    For now, just open the parcel, it seems a very good.
    If you don’t find additional comments below it means it is fine (today is the top/12/2021)

  25. Z***r

    The shop is good, I recommend everyone to place orders.

  26. K***M

    Nice flashlight. It is attached very firmly, it will not fly away. Shines Bright and many different modes.

  27. C***r

    I loved excellent lighting.

  28. E***o

    Quality not bad for this price. Matches to the description. Not very good packing. delivey about 2 week

  29. A***y

    Very simple packaging:-(shines bright, packing to send too as a bag in an ATB

  30. D***k

    The best rockbros!!! The best quality!!! recommened 100%!!!

  31. M***k


  32. M***i

    Missing the hook to hold the bike seatpost, had to improvise

SKU: KF27UCFNXAB0 Category: 
My Cart

ROCKBROS Bicycle Tail Light Waterproof USB MTB Helmet Light


Ask a Question