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zyq***
Mounting Placement:Seatpost;Lumens:50lm;Color:bike brake light;
$165.88
26 days ago
ojc***
Mounting Placement:Seatpost;Lumens:50lm;Color:bike brake light;
$196.04
18 days ago
lgy***
Mounting Placement:Seatpost;Lumens:50lm;Color:bike brake light;
$90.48
9 days ago
njw***
Mounting Placement:Seatpost;Lumens:50lm;Color:bike brake light;
$226.20
9 days ago
zho***
Mounting Placement:Seatpost;Lumens:50lm;Color:bike brake light;
$120.64
23 days ago
tbj***
Mounting Placement:Seatpost;Lumens:50lm;Color:Bike tail light;
$298.0
16 days ago
fzt***
Mounting Placement:Seatpost;Lumens:50lm;Color:Bike tail light;
$104.3
7 days ago
vmq***
Mounting Placement:Seatpost;Lumens:50lm;Color:Bike tail light;
$223.5
37 days ago
svp***
Mounting Placement:Seatpost;Lumens:50lm;Color:Bike tail light;
$223.5
13 days ago
rfo***
Mounting Placement:Seatpost;Lumens:50lm;Color:Bike tail light;
$44.7
29 days ago
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Customer Reviews

USB and Battery-Powered 50 Lumens LED Rear Light for Mountain Bikes COB Headlights with Seatpost Mount Brake Tail Light Signal
$9.8$14.9-34.23%
Mounting Placement:
Seatpost
Lumens:
50lm
Color:
bike brake light
Bike tail light
Quantity:
Add to Cart
Wishlist
Features
High-Intensity COB LED Light
Dual-function rear light with 50 lumens brightness, powered by USB or batteries for flexible use. COB technology ensures uniform, glare-free illumination for enhanced nighttime visibility.
Durable & Weatherproof Design
Premium ABS housing with IPX4 waterproof rating, built to withstand rain, dust, and rough terrain. Reinforced seatpost mount ensures secure attachment during intense rides.
Multi-Mode Safety Lighting
Features brake light detection and turn signal modes, automatically brightening during deceleration. Choose from steady, flashing, or pulse modes for urban commuting or mountain trails.
Universal Compatibility
Tool-free installation fits standard 25-32mm seatposts. Compact 80g design minimizes bulk while maximizing output—ideal for road cyclists, MTB riders, and commuters.
Extended Battery Life
Runs 10+ hours on 2x AAA batteries (included) or USB-C rechargeable. Energy-efficient circuit prevents overheating during prolonged use.
Versatile Application
Essential for night cycling, group rides, or emergency backup. Matte anti-slip surface resists scratches, while aerodynamic shape reduces wind drag.
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