Pro-PSI monitoring-Thermal control-USB port to charge other accessories on the receiver-Audio-Alarm-LCD-Display ColorCon lock-nut can remove headache, making the device will damage sensors (the battery will be ripped out of the chip inside the sensor) - the body of the sensor on the tire valve is made out of cheap plastic so it will bend and break when you try to unscrew the lock nut. It would be nice if the sensor was more durable and didn't break. simply because it will be a 5 star product.