SEEMEE 100 V2.0 Smart Bike Tail Light

1. Transparent optical fiber provides maximum 100 lumen output.

2. 260° lighting visibility gives you all around protection.

3. 5 modes: low, high, flash, eco, smart.

4. Built-in motion sensor automatically turns brighter when braking (can be turned on/off manually).

5. Ambient light sensor automatically adjusts modes according to the environment.

6. Low power mode (automatic) to extend the runtime efficiently.

7. Multiple mounting methods that fit in saddle and different seat posts.

8. Memory function, battery indicator, and USB-C rechargeable.

9. Feathery 1.31 oz and exquisite case design with IPX6 waterproof rate.