Easily attach it to the handlebar to record your riding experience in a new way.Compatible for , very good bike accessories.Reducing wind drag, improve visual field, ensure safety.Bike Stopwatch Holder only, other accessories demo in the picture is not included Light Holder: Supports bicycle lights that do not exceed 25mm in diameter.Colour:blackMaterial:carbon fiberPackage Contents:1 * carbon fiber bracket1 * light stand1 * bracket (the style is random, the specified style cannot be selected)1 set * mounting screws1 * stand1 * GIT bracketOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.