Features:
1. Intelligent sensing vehicles when riding, the brake is always on for about 3 seconds to warn the rear of the vehicle, so you can safely ride
2.4 different gears,4 kinds of light warning, no repetition, a variety of ways to choose, to meet individual needs
3. USB charging, 260MAH battery life, to meet the daily battery life, button light is always on blue, full off
4. Fearless wind and rain, rain and other bad weather on the lights, efficient and safe, environmentally friendly and durable
5. The carbon fiber imitated ultralight body is avant-garde, exquisite, beautiful and harmonious
6. Strong penetration, good for riding safety
7. Intelligent mode: It can actively recognize the light and night, driving state and static state, and judge the light on and light off so that you can concentrate on riding

Package includes:
1 x Tail Light
1 x Strap
1 x USB Charging Cable
1 x Holder Bracket