4III 105 Precision 3+ Single Sided Power Meter delivers accurate power data in a compact, lightweight package for cyclists who want reliable performance on every ride. The power meter transmits real-time watts, cadence and calorie data to your compatible head unit, giving insight into every pedal stroke and helping track progress effectively.Support for Apple Find My adds peace of mind, allowing you to locate the power meter on an iPhone, iPad, Mac or Apple Watch when its not in use. Automatic terrain selection ensures consistent readings across varied courses, while +/-1% accuracy provides confidence in every measurement.Battery life of up to 800 hours keeps the 4III 105 Precision 3+ Single Sided Power Meter ready for long training sessions and racing, and the industry-leading three-year warranty backs its durability and reliability. Factory installation allows the power meter to be mounted on a crank you supply, giving flexibility to fit a wide range of setups.Once installed, the crank returns with the power meter attached and ready to ride. Reinstall the crank, connect a compatible head unit, and start measuring performance immediately.Features- Single-sided power measurement with +/-1% accuracy- Transmits watts, cadence and calorie data to compatible head units- Up to 800 hours of battery life for extended use- Apple Find My support for easy tracking when not in use- Factory installation available for customised crank compatibility

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