The integrated seatpost and taillight combination - LightSKIN S341 LED Seatpost Review ft. Battery - YouTube
Lightskin Led Seat Post
LightSKIN & Schindelhauer make integrated commuter lighting more accessible together - Bikerumor
LightSKIN // LED seat post StVZO | Bike, Led, Tail light
Builtin light seatpost – LightSKIN
LightSKIN LED seat post dynamo - Simple Bike Store
LightSKIN LED brompton bicycle seatpost with tail light. 0.875 lb, 0.375 lb | eBay
Lightskin Seatpost - LED Seatpost
Builtin light seatpost – LightSKIN
Review: Lightskin Seatpost light | road.cc
Seatpost with taillight built in. Accessory blast from the past. Found while on craiglist. https://newyork.craigslist.org/que/bik/7565099330.html. Called LightSkin, sold around 8 years ago, Powered by 2xAA batteries. https://youtu.be/eIy8tK50S3Q Found ...
Schindelhauer Bikes | LightSKIN LED seat post (battery) | /