When we are looking to take our training and performance to the next level, the 4iiii Shimano Dura Ace 9200 PRECISION 3+ Pro Dual-Sided Power Meter is our go-to. Featuring everything we need to track our performance, the 4iiii Shimano Dura Ace 9200 PRECISION 3+ Pro Dual-Sided Power Meter has Bluetooth and ANT+ connectivity, can track watts, cadence, cycling metrics, calories, left/right balance, pedal smoothness, torque effectiveness, and has Apple Find My capability and an Automatic Terrain Selector. This power meter has a 550-hour battery life, so we never have to worry about running out of battery, and the Apple Find My capabilities allow us to know where our bike is when we aren't riding it.