Bicycle Wheel Lights Strip dress on/off switch and battery box

on/off switch and battery box (takes 4 AA batteries)

The TF card slot has a unique hidden design

Helium is inert gas

BROAD APPLICATION: Perfect for baking

Large-capacity lithium battery with USB universal interface

Bicycle Wheel Lights Strip dress on/off switch and battery boxFEATURES BE SAFE! Gain increased visibility from all directions so you and your loved ones are safer in low light conditions. Normal bike lights can only be seen from the front and back, leaving you vulnerable from the sides. Your bike will STAND OUT from all angles, whether you are moving or not. UNIVERSAL! These super cool LED bicycle rim lights fit more bikes than any other modelfrom 12 toddler bikes all the way up to 29 adult bicycles. NO TOOLS