Description: Tire Preure Monitoring System(TPMS), let the driver get the real-time tire preure data, temperature data and status, always keeping an eye on your car's performance.Solar powered design, no battery or electricity needed.Support shows four wheels' tire preure and temperature simultaneously, high/low tire preure alarm, high temperature alarm and air leakage condition alarm.The real-time tire preure data,visual and audible warning for abnormal preure and temperature,very convenient and practical.High-definition color screen display, easy to install. Specification: Material: PlasticColor: BlackSize: 95x82mm/3.74x3.23 inch Package Includes: 1 Piece Receiver4 Pieces External Sensors1 Piece Small Wrench4 Pieces Copper Nut