Wheelight Super-Bright LED Bicycle Lights for Spokes and Frames. FOR KIDS AND ADULTS - Wheelights contain 20 Super-bright LEDs for safety and style on night rides. They adjust to fit hubs between 12mm-32mm. 5 different colors to choose from to mix and match your life style. They have 2 modes, constant or flashing. SLEEK, LIGHTWEIGHT, DURABLE - They mount easily without tools to spokes, frames, handlebars, or seat posts for a custom look. The design makes them water resistant and durable so the elements won't slow you down. EFFICIENT AND LONG LIFE - Lights use LED technology to provide over 50 hours in constant mode and 100 hours in flashing mode on a set of 3 AAA batteries (not included). No speed limit to activate the lights and light patterns show at low speeds too. PACKAGE INCLUDES - A set of lights for one wheel or frame. Save 10 percent when you purchase 2 or more. Use promo code LITESALE. See Special Offers and Product Promotions section for details. 100% MONEY BACK GUARANTEE - Wheelight are backed by a no-questions-asked money back guarantee. If you are not 100% completely satisfied with your purchase, we will replace or refund your order.