Taillights Warning Lamp Bike Tail Light Self-Powered Induction Cycling Accessories

Features:
brand new and high quality.
This taillight is based on the principle of electromagnetic induction, so it needs no charge and no battery.
The taillight lights up automatically during riding. The faster the speed, the brighter the taillight will be.
The whole taillight is very light and portable, so it doesn'for t add for extra weight to you.
Sealed with high-quality materials, waterproof in daily life.
It can be installed horizontally or vertically in various ways.

Specifications:
Name: Self-coming electromagnetic tail lamp
Charging: Magnetically generated electricity
Specifications: 53mm* 19mm*32mm
Installation position: for seat tube
Applicable models: round spoke wheel and flat spoke wheel
Lamp bead: highlight LED lamp *2
Material: high quality engineering plastics
Waterproof: waterproof for life

Note:
Transition: 1cm=10mm=0.39inch
Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package Includes:
1 × Taillight
1 × Generator
1 × Instruction
1 × Tie
2 × Rubber Strap
1 × Magnet
1 × Generator Base
1 × Taillight Base
2 × Rubber Pad