Bicycle Rear Light

Smart Brake Rear Light has 4 light modes for your choice, which can be toggled easily through with the center button. (1)Normal Flash Mode, (2)Breathing Flash Mode, (3)Fast Flash Mode, (4)Steady On Mode, the modes are well balanced to a ride's needs. High lumen COB Led bike taillight makes you more visible, The bike light is bright enough to be seen day and night. It has a motion Sensor and Light Sensor, auto off when detect in no motion after 30 secs . Once shake it or detect the bike is moving, the bike back light will auto on again.  Noted: Please use the charging cable included in the package to charge, otherwise it may cause damage to the lights