Wide Compatibility – Supports 3–14-speed drivetrains on most road bikes. Wireless Shifting – Faster, simpler gear changes with a cleaner setup. Long-Lasting Battery – Delivers up to 20,000 shifts per charge and withstands up to 800 recharge cycles. Lightweight Carbon Fiber – Lighter and Stronger for Peak Performance. IP67 Waterproof – Reliable Performance in Rain, Mud, or During Cleaning.