FEATURES Clean Cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast 1.5 to 2 years of battery life with easy-to-change CR1632 shifter batteries Unparalleled ergonomics engineering refined with pro rider feedback Raised hood peak improves ergonomics, while a longer hood body increases hand support Compatible with satellite shifters SERVO WAVE technology optimizes brake control Lighter, smoother lever action Enhanced modulation thanks to an expanded braking control area Advanced Materials Carbon fiber brake lever and titanium hardware Compatible with wired connection (for e-bike application) Make DURA-ACE yours with custom button function and adjustable ergonomics Easily change button function with the E-TUBE app Find your optimum lever position with simple reach adjust