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- Serfas Thunderbolt USB Taillight
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Item #:
5189138
Serfas Thunderbolt USB Taillight
Item #:
5189138
TWD 1713
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
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Order now and get it around Saturday, August 08
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Being seen on your bike at night never looked so good until Serfas' Thunderbolt Taillight hit the scene.
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What Stands Out
High Visibility
The Serfas Thunderbolt USB Taillight offers exceptional brightness and visibility, ensuring you are seen from a distance during night rides, enhancing safety on the road.
USB Rechargeable
With a convenient USB rechargeable design, this taillight reduces battery waste and provides hassle-free power management, allowing you to focus on cycling without constant battery replacements.
Multiple Modes
Featuring several light modes, the Thunderbolt allows customization of brightness and flash settings, catering to various riding conditions and personal preferences for optimal visibility.
Product Details
| Power Source | Battery Powered |
| Water Resistance Level | Water Resistant |
| Mounting Type | Seatpost Mount |
| Number of settings | 4 |
| Light Output Maximum | 35 Lumens |
| Auto Part Position | Rear |
| Item Weight | 0.01 Ounces (0.28 grams) |
| Color | Black |
| Material Type | Silicone,Polymer |
| International Protection Rating | IPX6 |
| Brand Name | Serfas |
| Number of Pieces | 1 |
| Manufacturer | Serfas |
| UPC | 713835022993 |
| Global Trade Identification Number | 00713835022993 |
| Manufacturer Part Number | UTL-6BK |
| Model Number | UTL-6BK |
| Brand | Serfas |
| Material | Silicone,Polymer |
Who Should Buy?
-
Urban Commuters
Ideal for city cyclists needing bright visibility during early morning or evening rides in traffic-heavy areas.
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Night Riders
Perfect for those who frequently ride at night, ensuring they are seen by motorists with its powerful LED lights.
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Casual Cyclists
A great option for leisure cyclists looking for an easy-to-use, rechargeable taillight for enhanced safety.
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Long-Distance Riders
Not suitable for cyclists on extensive rides without charging options, as battery life might be insufficient.
Product Description
Serfas Thunderbolt USB Taillight
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Customer Questions & Answers
-
Question:
Is the Thunderbolt Taillight waterproof?
Answer: The Thunderbolt Taillight features a water resistant silicone body. -
Question:
How long does it take to fully charge the taillight?
Answer: The taillight fully charges in 3.5 hours. -
Question:
What are the different modes and run times?
Answer: The Thunderbolt Taillight has high beam, low beam, high blink, and low blink modes with corresponding run times of 1.75 hours, 3 hours, 7 hours, and 9.5 hours, respectively.
Serfas Taillights UTL-6BK Editorial Review
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23 July 2026 · via Trustpilot
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TWD 1713
Order now and get it around Saturday, August 08
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Style and safety in one high-powered and affordable package
- USB rechargeable with 35 lumens of firepower
- Multiple rear facing mounting options
- 30 micro-LED strip for visibility to cars and bikes
- Rechargeable Lithium Polymer battery
- Technologically advanced safety light with various modes and run times
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