4iiii's most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the PRECISION 3+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you're fighting for a Kona qualification spot, logging countless hours on virtual riding platforms or looking to better your time up the local KOM segment, you want accurate and reliable tools to unlock your potential. With up to 800 hours of battery life, an automatic terrain selector, +/-1% accuracy and backed by our industry-leading 3-year warranty, the PRECISION 3+ Powermeter will be your trusted tool for years to come.