Features:
·LED spoke light is the perfect way to increase your visibility, safety, and cool factor when you're riding your bike in the dark.
·Fueled by an efficient LED, this handy little device has three illumination modes - Fast flashing , slow flashing and full brightness. - To choose from.
·Pres it onto the spokes of your wheel and slide towards the rim until the fit is tight, and it stays securely in place.
·The light not only marks your bike plainly in the dark, when you're riding at medium speed or faster, it creates the attention-getting effect of a moving circle of light.
·Water and shock resistant, it fits almost all kids' and adults' bike sizes.

Specification:
·Material: ABS Plastic + LED.
·Battery: 4x 3V CR2032 lithium battery (Included).
·light modes: Fast flashing, slow flashing and full brightness.
·Dimension: 5.12 x 1.38 inch.
·Weight: 1.4 oz.

Package include:
4 x spoke lights

• Solid, durable, extends strong, multi fixation.
• Water resistant shower proof design - is not afraid of rain flooding.
• Install or remove without any tools you can get 3 seconds
• Safety guaranteed. The light can be used for safety and warning.
• It's so cool, great gift for kids, teenagers.

Solid, durable, extends strong, multi fixation.Yliyaya