The Features as following: 1. Easy to use. No cable required. Providing a safe and comfortable environment for the driver. 2. Real-time monitoring of the tire pressure and temperature. 3. Sensor ID learning Auto, Manual learning. 4. Tire pressure Unit: psi, kPa, Bar; Temperature unit: ℉, ℃; Allows both Temperature/Pressure limit setting. 5. Alert notification in the background. 6.Professional sensors, wireless transmission technology. 7. Simultaneously display of 4 tires pressure and temperature