3.8 cm

Five kinds of lighting modes, optional, more convenient and diverse. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.

Five kinds of lighting modes, optional, more convenient and diverse. 1 Bicycle light. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.