4iiii Innovations Precision 3+ Power Meter XT M8100 170mm

Features support for Apple Find My- Up to 800 hours of battery life, an automatic terrain selector, +/-1% accuracy, waterproof, light weight (9g), low profile, indicator light, ANT+ Bluetooth- Backed by an industry leading 3 year warranty- While you are riding, Precision 3+ Power Meter will transmit watts, cadence, and calories to your head unit of choice- While the power meter is not in use, Find My is enabled and allows you to see its location on a map- You can add your power meter to the Find My app and locate it on an iPhone, iPad, Mac or using the Find Items app on an Apple Watch- CR2032 coin cell battery- 30-170 RPM cadence range- 0-4000 W power range