SZDALOS newestTP200 Car Tire Preure Monitoring System With Mini External Sensors 1.Wirele TPMS, real time monitoring Preure and Temperature, keep your driving safe2. Fast leakage alert by visible and audible warning with fixed preure and temperature alarm level, Adjustable alarm range: 27 psi-90 psi3.Reliable sensors and easy to install, Light Weight No Need For Rebalancing Tires, waterproof, dustproof , Sensors signal covers about 8 M (26 ft).4. High Accuracy, Real-time Monitor, All-weather suited. Suit for vehicle models: Van Super-car MPV SUV Sedam Trailer and RV etc5.Theproduct with lightweight design, the volume of sensors reduces 1/3,and the weight is only 7g.The smallest impact on the rotation of the forum. Main Features Reliable and easy to install. Real-time tire preure/temperature. Fixed high/low preure/temperature warnings. Instant audio alarm of abnormal preure or temperature. Improve fuel efficiency, extended tire life and avoid abnormal wear of car part. Two preure unit(psi/bar) supply for user to select. Sensors transmit preure and temperature data every 3 seconds. Three years warranty . We use