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- Portland Design Works | Gravity 100 USB Tail ...
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Item #:
59115512
Portland Design Works | Gravity 100 USB Tail Light with Accelerometer
Item #:
59115512
TMT 194
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Stay visible and safe with a tail light that reacts to your movements, delivering up to 100 lumens when you need it most.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Smart Accelerometer
The Gravity+ 100 tail light features an integrated accelerometer, automatically adjusting brightness according to speed, ensuring optimal visibility and safety during cycling in diverse conditions.
USB Rechargeable
Designed for convenience, this tail light is USB rechargeable, minimizing the hassle of battery replacements and promoting eco-friendliness while providing long-lasting illumination.
Compact & Lightweight
With a sleek, compact design, the Gravity+ 100 is lightweight and easy to mount on any bike, making it an ideal choice for commuters and enthusiasts seeking portability without sacrificing performance.
Product Details
| Item Weight | 0.25 lbs (110 grams) |
Product Description
Portland Design Works | Gravity 100 USB Tail Light with Accelerometer
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Customer Questions & Answers
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Question:
How bright does the tail light get?
Answer: The tail light can reach up to 100 lumens. -
Question:
How long does the battery last?
Answer: In Solid mode, it lasts 12 hours; in Flash mode, it lasts 30 hours. -
Question:
Is the tail light waterproof?
Answer: Yes, it has a weatherproof exterior for all season riding.
PortlandDesignWorks Taillights Editorial Review
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23 July 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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TMT 194
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
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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Fastest cross-border delivery
Features & Benefits
- Increases brightness to 100 lumens during swerves or deceleration.
- Two modes: Solid (20 lumens for 12 hours) and Flash (80 lumens for 30 hours).
- USB rechargeable li-polymer battery for convenience.
- Weatherproof design ensures functionality in all seasons.
- Includes seatpost and backpack clip mounts for versatile use.
- Enhances your visibility and safety while riding.
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