This Lippert (2020106299) Tire Linc Tire Pressure & Temp Sensor Kit comes with two sensors. The kit is designed to monitor the tire pressure and temperature in your RV, trailer, or camper without the need for manual checks. It is compatible with most tire types and sizes, and it features easy installation and setup. The sensors transmit real-time data to a monitor, which can be easily read and understood. This helps ensure that your tires are always at the optimal pressure and temperature, which can improve fuel efficiency, extend tire life, and increase safety on the road. With this kit, you can have peace of mind knowing that your tires are well-maintained and ready for any adventure.