Magicshine MJ-819 Smart Tail Light
USB rechargeable smart tail Light | Red light warning
MJ-819 is a masterpiece that provides a new level of safety, beauty and technology. In it unique intelligent mode, the smart tail light detects when the brake is applied and increase the brightness and holds steady to signal to riders or vehicles behind you that you are slowing down.
The smart tail light also detects other sources of light and automatically turns on and off as needed.Our smart tail light also provides visibility from all angles and is perfect for cyclists who require added security and protection of our industry-leading intelligent mode.