New release Bike Headset Cap Clock Bicycle CNC 7005 Aluminum Headset Cap With Quartz Clock Fit Road Bike Mountain Bike Touring Bike Inspired By Luxury Car Smart patent design not only use for bike headset cover, but also work for a vehicle clock Imported HC21 movement make it stable and durable Digital time display, easy to read, Waterproof design. With this thing you no longer have to stop riding to check the time or reach into your back pocket for cell phone. It's helpful to anyone who spends time on a bike. Buy it and you will love it