Features:
1.High Transparency: All the smart bicycle rear lights is of high transparency, so it will let others to see the warning signal clearly.
2.Auto Adjusted: The taillight is equipped with a light sensor that can help you to choose the suitable luminosity during riding.
3.Easy to Detach: The quick detaching design makes the lights can be uninstalled easily by ourselves without the help of tools.
4.Convenience: The warning tool is USB rechargeable, which is super convenient for us to recharge it.
5.Waterproof: The taillights feature IPX6 waterproofness, so there is no need for us to worry about rainy days.
6.Maximum 30 lumens, 230° of light, and visible from up to 800 meters.

Package includes:
1 x Tail light
1 x Strap
1 x USB Cable
1 x User Manual

Note:
There might be a few color distortions due to different computer resolutions.
There might be a slight error due to different hand measurements.