SRAM Quarq TyreWiz Air Pressure Sensor

The TyreWiz tire pressure sensor was designed to monitor air pressure in real-time, and relays the information to a cycling computer or smartphone

Delivers personalized recommendations and pressure alerts, helping riders maximize traction, tire wear, and rider comfort
Compatible with Presta-style valves that have a removable valve core
Works with both tubed and tubeless systems, and tires with anti-flat sealant
iOS and Android smartphone app displays personalized recommendations, current tire pressure, and provides low/high pressure alerts
Easily connects to IQ compatible Garmin devices and Wahoo devices to provide real-time data
NFC pairing for fast and easy connection by BLE to a phone
LED lights to indicate when pressure is outside the target range
Lightweight, durable, and powered by a long-lasting user-replaceable coin cell battery
Data reported with +/- 2% accuracy at .1 PSI resolution
IP67 dustproof/waterproof rating
Includes: (2) sensor units, CR1632 batteries, and valve core removal tool